{"id":3151,"date":"2022-09-10T15:15:38","date_gmt":"2022-09-10T15:15:38","guid":{"rendered":"https:\/\/www.studyzonebd.com\/math\/?p=3151"},"modified":"2022-09-10T15:51:19","modified_gmt":"2022-09-10T15:51:19","slug":"class-one-addition-and-subtraction","status":"publish","type":"post","link":"https:\/\/www.studyzonebd.com\/math\/class-one-addition-and-subtraction\/","title":{"rendered":"\u09af\u09cb\u0997 \u0993 \u09ac\u09bf\u09df\u09cb\u0997 | \u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf"},"content":{"rendered":"\n<p>\u09e7\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf \u0997\u09a3\u09bf\u09a4 \u09ac\u0987 \u09b8\u09ae\u09cd\u09aa\u09c2\u09b0\u09cd\u09a3 \u09b8\u09ae\u09be\u09a7\u09be\u09a8 | Class One (01) <a href=\"https:\/\/en.wikipedia.org\/wiki\/Mathematics\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Math <\/a>Book Solution | Addition and Subtraction<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u0985\u09a8\u09c1\u09b6\u09c0\u09b2\u09a8\u09c0, \u09b8\u0982\u0995\u09cd\u09b7\u09bf\u09aa\u09cd\u09a4 \u0993 \u09b8\u09c3\u099c\u09a8\u09b6\u09c0\u09b2 \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09cb\u09a4\u09cd\u09a4\u09b0<\/h4>\n\n\n\n<p>\u09e7\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u0997\u09a3\u09bf\u09a4 \u09ac\u0987 \u09b8\u09ae\u09be\u09a7\u09be\u09a8 \u0964 \u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u0997\u09a3\u09bf\u09a4 \u0985\u09a8\u09c1\u09b6\u09c0\u09b2\u09a8\u09c0  \u098f\u09b0 \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8 \u0993 \u0989\u09a4\u09cd\u09a4\u09b0 \u098f\u0996\u09be\u09a8\u09c7 \u09b0\u09df\u09c7\u099b\u09c7\u0964<\/p>\n\n\n\n<h4 class=\"has-text-align-center has-vivid-red-color has-text-color wp-block-heading\"><span style=\"text-decoration: underline;\">\u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09c0\u09b0 \u09af\u09cb\u0997 \u09ac\u09bf\u09af\u09bc\u09cb\u0997 \u0985\u0982\u0995<\/span><\/h4>\n\n\n\n<p><strong>\u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u09af\u09cb\u0997 \u0985\u0999\u09cd\u0995<\/strong><br>\u0995) \u09e8+\u09e7 = \u09e9 \u0996)\u09e9+\u09e8 = \u09eb<br>\u0997) \u09e8+\u09e8 = \u09ea \u0998) \u09eb+\u09e7 = \u09ec<br>\u0999) \u09ec+\u09e9 = \u09ef \u099a) \u09e8+\u09eb = \u09ed<br>\u099b) \u09e7+\u09ed = \u09ee \u099c) \u09ee+\u09e8 = \u09e7\u09e6<br>\u099d) \u09ef+\u09e7 = \u09e7\u09e6 \u099e) \u09ea+\u09e6 = \u09ea<br>\u099f) \u09e7+\u09e7+\u09e7 = \u09e9 \u09a0) \u09e8+\u09e8+\u09e8 = \u09ec<br>\u09a1) \u09e7+\u09e6+\u09ee = \u09ef \u09a2) \u09ea+\u09ea = \u09ee<br>\u09a3) \u09e6+\u09ed+\u09e6 = \u09ed<\/p>\n\n\n\n<p>\u0995) \u09af\u09cb\u0997 \u0995\u09b0 : (\u09af\u09c7 \u0995\u09cb\u09a8 \u09eb\u099f\u09bf)<br>\u09ee&nbsp; &nbsp; &nbsp; \u09ec&nbsp; &nbsp; &nbsp;\u09ef&nbsp; &nbsp; &nbsp; &nbsp;\u09e6&nbsp; &nbsp; \u09e7\u09eb&nbsp; &nbsp; &nbsp;\u09e7\u09e6&nbsp; &nbsp; &nbsp; \u09ef&nbsp; &nbsp; &nbsp; &nbsp;\u09e7\u09eb<br>+\u09eb&nbsp; &nbsp; +\u09e8&nbsp; &nbsp;+\u09ee&nbsp; &nbsp; +\u09ef&nbsp; &nbsp;+\u09e6&nbsp; &nbsp;+\u09e7\u09e6&nbsp; &nbsp;+\u09eb&nbsp; &nbsp; &nbsp;+\u09e7\u09e6<\/p>\n\n\n\n<p>\u2014\u2013 \u2014-&nbsp; \u2014-&nbsp; \u2014\u2014&nbsp; \u2014-&nbsp; \u2014\u2013&nbsp; \u2014\u2013&nbsp; &nbsp;\u2014-<\/p>\n\n\n\n<p>\u0996) \u09ac\u09bf\u09af\u09bc\u09cb\u0997 \u0995\u09b0: (\u09af\u09c7 \u0995\u09cb\u09a8 \u09eb\u099f\u09bf)<br>\u09ee&nbsp; &nbsp; &nbsp; \u09ef&nbsp; &nbsp; \u09e7\u09e6&nbsp; &nbsp; &nbsp; \u09e7\u09ee&nbsp; &nbsp; \u09e7\u09ef&nbsp; &nbsp; &nbsp;\u09e7\u09ee&nbsp; &nbsp; &nbsp;\u09e7\u09e9<br>\u2013 \u09ea&nbsp; &nbsp; \u2013 \u09eb&nbsp; &nbsp; \u2013 \u09ec&nbsp; &nbsp; \u2013 \u09eb&nbsp; &nbsp; \u2013 \u09ef&nbsp; &nbsp; \u2013 \u09ec&nbsp; &nbsp; \u2013 \u09e9<\/p>\n\n\n\n<p>\u2014-&nbsp; \u2014- \u2014\u2013&nbsp; \u2014\u2013&nbsp; &nbsp;\u2014\u2013&nbsp; \u2014\u2013&nbsp; \u2014\u2014<\/p>\n\n\n\n<p><strong>\u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u09ac\u09bf\u09af\u09bc\u09cb\u0997 \u0985\u0999\u09cd\u0995<\/strong><br>\u0995) \u09e9 -\u09e7 = \u09e8 \u0996)\u09ea-\u09e8 = \u09e8<br>\u0997) \u09eb-\u09e7 = \u09ea \u0998) \u09ec-\u09eb = \u09e7<br>\u0999) \u09e9-\u09e8 = \u09e7 \u099a) \u09ee-\u09ea = \u09ea<br>\u099b) \u09e9-\u09e6 = \u09e9 \u099c) \u09ee-\u09e8 = \u09ec<br>\u099d) \u09ed-\u09ed = \u09e6 \u099e) \u09e7\u09eb-\u09eb = \u09e7\u09e6<\/p>\n\n\n\n<p><strong>\u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u09af\u09cb\u0997-\u09ac\u09bf\u09af\u09bc\u09cb\u0997 \u0995\u09b0\u0983<\/strong><br>\u0995) \u09e9+\u09e8= \u0996) \u09eb+\u09e9= \u0997) \u09ec+\u09e6= \u0998) \u09e6+\u09ef=<br>\u0999) \u09ee+\u09e8= \u099a) \u09e7+\u09e7+\u09e7= \u099b) \u09e9+\u09e8+\u09e7= \u099c) \u09e8+\u09e8+\u09e8+\u09e8=<br>\u099d) \u09e7+\u09e8+\u09e9+\u09ea= \u099e) \u09e7+\u09e6+\u09ee= \u099f) \u09eb-\u09e8= \u09a0) \u09e7\u09e6-\u09e8=<br>\u09a1) \u09ee-\u09ea= \u09a2) \u09eb-\u09e8= \u09a3 ) \u09ea-\u09e6=<\/p>\n\n\n\n<p><strong>\u09e7\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u0997\u09a3\u09bf\u09a4 \u09af\u09cb\u0997-\u09ac\u09bf\u09af\u09bc\u09cb\u0997 \u0995\u09b0\u0983<\/strong><br>\u0995) \u09e7\u09e6-\u09eb= \u0996) \u09e7\u09e6-\u09ee= \u0997) \u09e7+\u09ef+\u09eb= \u0998) \u09ee-\u09e9=<br>\u0999) \u09ec+\u09e7\u09e8= \u099a) \u09e7\u09e6+\u09ee= \u099b) \u09e7\u09ea+\u09e9= \u099c) \u09ef+\u09ef=<br>\u099d) \u09ee+\u09ea+\u09e7= \u099e) \u09e9+\u09ee= \u099f) \u09ed+\u09ed= \u09a0) \u09e7\u09e7+\u09e8+\u09e9=<br>\u09a1) \u09e7\u09e9+\u09e7+\u09eb= \u09a2) \u09e9+\u09ee+\u09e7= \u09a3 ) \u09ea-\u09e6= \u09a4) \u09ee-\u09eb=<br>\u09a5) \u09e7\u09ee-\u09e7\u09e8= \u09a6) \u09e7\u09ea-\u09e9= \u09a7) \u09ef- \u09eb= \u09ae) \u09ee-\u09e8=<\/p>\n\n\n\n<p><strong>\u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u09a1\u09be\u099f\u09be \u0985\u0982\u0995\u0983<\/strong><br>\u0995) \u09ae\u09bf\u09a0\u09c1\u09b0 \u09e7 \u099f\u09bf \u09ac\u09bf\u09b8\u09cd\u0995\u09c1\u099f \u099b\u09bf\u09b2 \u0964 \u09a4\u09be\u09b0 \u09ac\u09be\u09ac\u09be \u09a4\u09be\u0995\u09c7 \u09ed\u099f\u09bf \u098f\u09ac\u0982 \u09a4\u09be\u09b0 \u09ae\u09be \u09a4\u09be\u0995\u09c7 \u09e8 \u099f\u09bf \u09ac\u09bf\u09b8\u09cd\u0995\u09c1\u099f \u09a6\u09bf\u09b2\u09c7\u09a8 \u0964 \u098f\u0996\u09a8 \u09a4\u09be\u09b0 \u09ae\u09cb\u099f \u0995\u09a4\u099f\u09bf \u09ac\u09bf\u09b8\u09cd\u0995\u09c1\u099f \u09b9\u09b2\u09cb?<br>\u0996) \u09b0\u09c1\u09ae\u09bf\u09b0 \u09ea\u099f\u09bf \u09ac\u09c7\u09b2\u09c1\u09a8 \u0986\u099b\u09c7 \u0964 \u09a4\u09be\u0995\u09c7 \u0986\u09b0\u09cb \u09e8\u099f\u09bf \u09ac\u09c7\u09b2\u09c1\u09a8 \u09a6\u09c7\u0993\u09af\u09bc\u09be \u09b9\u09b2 \u098f\u0996\u09a8 \u09a4\u09be\u09b0 \u09ae\u09cb\u099f \u0995\u09a4\u0997\u09c1\u09b2\u09cb \u09ac\u09c7\u09b2\u09c1\u09a8 \u09b9\u09b2 ?<br>\u0997) \u09b8\u09c1\u09ae\u09a8 \u09e9\u099f\u09bf \u09ab\u09c1\u09b2\u09c7 \u09b2\u09be\u09b2 \u0993 \u09eb\u099f\u09bf \u09ab\u09c1\u09b2\u09c7 \u09b9\u09b2\u09c1\u09a6 \u09b0\u0982 \u0995\u09b0\u09b2 \u0964 \u09b8\u09ac \u09ae\u09bf\u09b2\u09bf\u09af\u09bc\u09c7 \u09b8\u09c7 \u09ae\u09cb\u099f \u0995\u09a4 \u099f\u09bf \u09ab\u09c1\u09b2\u09c7 \u09b0\u0982 \u0995\u09b0\u09b2 ?<br>\u0998) \u09ac\u09be\u0997\u09be\u09a8\u09c7 \u09ea \u099c\u09a8 \u09b6\u09bf\u09b6\u09c1 \u099b\u09bf\u09b2 \u0964 \u0986\u09b0\u09cb \u09eb\u099c\u09a8 \u09b6\u09bf\u09b6\u09c1 \u09a4\u09be\u09a6\u09c7\u09b0 \u09b8\u09be\u09a5\u09c7 \u09af\u09cb\u0997 \u09a6\u09bf\u09b2 \u0964 \u09ac\u09be\u0997\u09be\u09a8\u09c7 \u09ae\u09cb\u099f \u09b6\u09bf\u09b6\u09c1\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be \u0995\u09a4?<br>\u0999) \u0986\u09b2\u09bf\u09b0 \u09e7\u09e6 \u099f\u09bf \u0995\u09be\u0997\u099c \u099b\u09bf\u09b2 \u0964 \u09b8\u09c7 \u09a4\u09be\u09b0 \u09ad\u09be\u0987\u0995\u09c7 \u09a6\u09bf\u09b2 \u09ea\u099f\u09bf \u098f\u09ac\u0982 \u09ac\u09cb\u09a8 \u0995\u09c7 \u09a6\u09bf\u09b2 \u09e9\u099f\u09bf \u0995\u09be\u0997\u099c \u09a6\u09bf\u09b0\u0964 \u09a4\u09be\u09b0 \u0995\u09be\u099b\u09c7 \u09ae\u09cb\u099f \u0995\u09a4 \u099f\u09bf \u0995\u09be\u0997\u099c \u0986\u099b\u09c7 ?<br>\u099a) \u09b2\u09bf\u099c\u09be\u09b0 \u09ee\u099f\u09bf \u0996\u09c7\u09b2\u09a8\u09be \u099b\u09bf\u09b2 \u0964 \u09b8\u09c7 \u099b\u09cb\u099f \u09ac\u09cb\u09a8\u0995\u09c7 \u09e9 \u099f\u09bf \u0996\u09c7\u09b2\u09a8\u09be \u09a6\u09bf\u09b2 \u0964 \u098f\u0996\u09a8 \u09a4\u09be\u09b0 \u0995\u09be\u099b\u09c7 \u09ae\u09cb\u099f \u0995\u09a4\u099f\u09bf \u0996\u09c7\u09b2\u09a8\u09be \u0986\u099b\u09c7 ?<br>\u099b) \u098f\u0995\u099f\u09bf \u0997\u09be\u099b\u09c7 \u09ec\u099f\u09bf \u09aa\u09be\u0996\u09bf \u09ac\u09b8\u09c7 \u0986\u099b\u09c7 \u0964 \u09e8\u099f\u09bf \u0989\u09a1\u09bc\u09c7 \u0997\u09c7\u09b2 \u0986\u09b0 \u0995\u09a4 \u099f\u09bf \u09aa\u09be\u0996\u09bf \u09a5\u09be\u0995\u09c7?<br>\u099c) \u09b0\u09c7\u099c\u09be\u09b0 \u0995\u09be\u099b\u09c7 \u09e9\u099f\u09bf \u0995\u09b2\u09be \u0986\u099b\u09c7 \u0964 \u09a4\u09be\u09b0 \u09ac\u09be\u09ac\u09be \u09a4\u09be\u0995\u09c7 \u0986\u09b0\u09cb \u09ed\u099f\u09bf \u0995\u09b2\u09be \u09a6\u09bf\u09b2 \u098f\u0996\u09a8 \u09a4\u09be\u09b0 \u0995\u09be\u099b\u09c7 \u09ae\u09cb\u099f \u0995\u09a4 \u099f\u09bf \u0995\u09b2\u09be \u0986\u099b\u09c7 ?<br>\u099d) \u09a4\u09aa\u09c1\u09b0 \u09ef\u099f\u09bf \u09ac\u09c7\u09b2\u09c1\u09a8 \u099b\u09bf\u09b2 \u09b8\u09c7 \u0996\u09bf\u09b8\u09be\u0995\u09c7 \u09eb\u099f\u09bf \u09ac\u09c7\u09b2\u09c1\u09a8 \u09a6\u09bf\u09b2 \u0964 \u09a4\u09aa\u09c1 \u0993 \u0996\u09bf\u09b8\u09be\u09b0\u09c7\u09b0 \u09ac\u09c7\u09b2\u09c1\u09a8\u09c7\u09b0 \u09aa\u09be\u09b0\u09cd\u09a5\u0995\u09cd\u09af \u0995\u09a4?<br>\u099e) \u098f\u0995\u099f\u09bf \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09a4\u09c7 \u09ee\u099c\u09a8 \u099b\u09be\u09a4\u09cd\u09b0-\u099b\u09be\u09a4\u09cd\u09b0\u09c0 \u09ac\u09b8\u09c7 \u0986\u099b\u09c7 \u0964 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class=\"wp-block-heading\">\u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09c0\u09b0 \u0997\u09a3\u09bf\u09a4 \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8<\/h2>\n\n\n\n<p>\u09e7\u0964 \u09b0\u09c1\u09ae\u09bf\u09b0 \u09ea\u099f\u09bf \u09ac\u09c7\u09b2\u09c1\u09a8 \u0986\u099b\u09c7\u0964 \u09a4\u09be\u0995\u09c7 \u0986\u09b0\u0993 \u09e8\u099f\u09bf \u09ac\u09c7\u09b2\u09c1\u09a8 \u09a6\u09c7\u0993\u09af\u09bc\u09be \u09b9\u09b2\u09cb\u0964 \u09a4\u09be\u09b0 \u09ae\u09cb\u099f \u0995\u09af\u09bc\u099f\u09bf \u09ac\u09c7\u09b2\u09c1\u09a8 \u09b9\u09b2\u09cb\u0964<br>\u09e8\u0964 \u09b8\u09c1\u09ae\u09a8 \u09e9\u099f\u09bf \u09ab\u09c1\u09b2\u09c7 \u09b2\u09be\u09b2 \u09b0\u0982 \u098f\u09ac\u0982 \u09eb\u099f\u09bf \u09ab\u09c1\u09b2\u09c7 \u09b9\u09b2\u09c1\u09a6 \u09b0\u0982 \u0995\u09b0\u09b2\u0964 \u09b8\u09c1\u09ae\u09a8 \u09ae\u09cb\u099f \u0995\u09af\u09bc\u099f\u09bf \u09ab\u09c1\u09b2\u09c7 \u09b0\u0982 \u0995\u09b0\u09b2\u0964<br>\u09e9\u0964 \u09a6\u09c1\u0987 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\u09aa\u09c3\u09b7\u09cd\u09a0\u09be \u09b8\u0982\u0996\u09cd\u09af\u09be \u09eb\u09e6\u0964 \u09ae\u09bf\u09a4\u09be \u09e8\u09e6 \u09aa\u09c3\u09b7\u09cd\u09a0\u09be \u09aa\u09a1\u09bc\u09be \u09b6\u09c7\u09b7 \u0995\u09b0\u09c7\u099b\u09c7\u0964 \u0995\u09a4 \u09aa\u09c3\u09b7\u09cd\u09a0\u09be \u09aa\u09a1\u09bc\u09be \u09b9\u09af\u09bc\u09a8\u09bf\u0964<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u09e7\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf \u0997\u09a3\u09bf\u09a4 \u09ac\u0987 \u09b8\u09ae\u09cd\u09aa\u09c2\u09b0\u09cd\u09a3 \u09b8\u09ae\u09be\u09a7\u09be\u09a8 | Class One (01) Math Book Solution | Addition and Subtraction \u0985\u09a8\u09c1\u09b6\u09c0\u09b2\u09a8\u09c0, \u09b8\u0982\u0995\u09cd\u09b7\u09bf\u09aa\u09cd\u09a4 \u0993 \u09b8\u09c3\u099c\u09a8\u09b6\u09c0\u09b2 \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09cb\u09a4\u09cd\u09a4\u09b0 \u09e7\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u0997\u09a3\u09bf\u09a4 \u09ac\u0987 \u09b8\u09ae\u09be\u09a7\u09be\u09a8 \u0964 \u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u0997\u09a3\u09bf\u09a4 \u0985\u09a8\u09c1\u09b6\u09c0\u09b2\u09a8\u09c0 \u098f\u09b0 \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8 \u0993 \u0989\u09a4\u09cd\u09a4\u09b0 \u098f\u0996\u09be\u09a8\u09c7 \u09b0\u09df\u09c7\u099b\u09c7\u0964 \u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09c0\u09b0 \u09af\u09cb\u0997 \u09ac\u09bf\u09af\u09bc\u09cb\u0997 \u0985\u0982\u0995 \u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u09af\u09cb\u0997 \u0985\u0999\u09cd\u0995\u0995) \u09e8+\u09e7 = \u09e9 \u0996)\u09e9+\u09e8 = \u09eb\u0997) \u09e8+\u09e8 = [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1320,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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Solution ..Addition and Subtraction .. \u0985\u09a8\u09c1\u09b6\u09c0\u09b2\u09a8\u09c0\u09b0 \u09b8\u0995\u09b2 \u09b8\u09ae\u09be\u09a7\u09be\u09a8\u0964\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.studyzonebd.com\/math\/class-one-addition-and-subtraction\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u09af\u09cb\u0997 \u0993 \u09ac\u09bf\u09df\u09cb\u0997 | \u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf - Study Zone BD\" \/>\n<meta property=\"og:description\" content=\"\u09aa\u09cd\u09b0\u09a5\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf \u0997\u09a3\u09bf\u09a4 \u09ac\u0987 \u09b8\u09ae\u09cd\u09aa\u09c2\u09b0\u09cd\u09a3 \u09b8\u09ae\u09be\u09a7\u09be\u09a8 | Class One (01) Math Book.. 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