北师大版二年级上册数学口算比赛题(共2页).doc
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北师大版二年级上册数学口算比赛题(共2页).doc
精选优质文档-倾情为你奉上 二年级数学口算比赛 721 8322 = 37( )6 3224 1115 ( )1244 9037 4025 27( )45758 35+13 ( )647 9 + 31 = 525 = 5×( )254716 = 37 + 28 = ( )×( )186157 = 51 + 47 = ( )×( )242619 = 33 + 56 = ( )×( )40378 = 79 + 13 = ( )×( )124132 = 26 + 48 = 26+1819=9475 = 39 + 26= 1006021=2 × 3 = 4 × 2 = 53+18+24=8 × 4 = 8 × 2 = 6918+26=6 × 3 = 3 × 3 = 87+1343=2 × 9 = 8 × 5 = 68( )29 7 × 3 = 4 × 6 = 37+( )76 9 × 5 = 8 × 3= ( )2633 3 × 5 = 4 × 9 = 7×( )357 × 2 = 7× 4 = 4×( )361 × 8 = 4 ×3 = 9×( )274 × 5 = 5 × 6 = 3×( )21二年级数学口算比赛721 8322 = 37( )6 3224 1115 ( )1244 9037 4025 27( )45758 35+13 ( )647 9 + 31 = 525 = 5×( )254716 = 37 + 28 = ( )×( )186157 = 51 + 47 = ( )×( )242619 = 33 + 56 = ( )×( )40378 = 79 + 13 = ( )×( )124132 = 26 + 48 = 26+1819=9475 = 39 + 26= 1006021=2 × 3 = 4 × 2 = 53+18+24=8 × 4 = 8 × 2 = 6918+26=6 × 3 = 3 × 3 = 87+1343=2 × 9 = 8 × 5 = 68( )29 7 × 3 = 4 × 6 = 37+( )76 9 × 5 = 8 × 3= ( )2633 3 × 5 = 4 × 9 = 7×( )357 × 2 = 7× 4 = 4×( )361 × 8 = 4 ×3 = 9×( )274 × 5 = 5 × 6 = 3×( )21 4132 = 26 + 48 = 26+1819=9475 = 39 + 26= 1006021=2 × 3 = 4 × 2 = 53+18+24=8 × 4 = 8 × 2 = 6918+26=6 × 3 = 3 × 3 = 87+1343=2 × 9 = 8 × 5 = 68( )29 7 × 3 = 4 × 6 = 37+( )76 9 × 5 = 8 × 3= ( )2633 3 × 5 = 4 × 9 = 7×( )357 × 2 = 7× 4 = 4×( )361 × 8 = 4 ×3 = 9×( )274 × 5 = 5 × 6 = 3×( )21 二年级数学口算比赛721 8322 = 37( )6 3224 1115 ( )1244 9037 4025 27( )45758 35+13 ( )647 9 + 31 = 525 = 5×( )254716 = 37 + 28 = ( )×( )186157 = 51 + 47 = ( )×( )242619 = 33 + 56 = ( )×( )40378 = 79 + 13 = ( )×( )124132 = 26 + 48 = 26+1819=9475 = 39 + 26= 1006021=2 × 3 = 4 × 2 = 53+18+24=8 × 4 = 8 × 2 = 6918+26=6 × 3 = 3 × 3 = 87+1343=2 × 9 = 8 × 5 = 68( )29 7 × 3 = 4 × 6 = 37+( )76 9 × 5 = 8 × 3= ( )2633 3 × 5 = 4 × 9 = 7×( )357 × 2 = 7× 4 = 4×( )361 × 8 = 4 ×3 = 9×( )274 × 5 = 5 × 6 = 3×( )21 二年级数学口算比赛721 8322 = 37( )6 3224 1115 ( )1244 9037 4025 27( )45758 35+13 ( )647 9 + 31 = 525 = 5×( )254716 = 37 + 28 = ( )×( )186157 = 51 + 47 = ( )×( )242619 = 33 + 56 = ( )×( )40378 = 79 + 13 = ( )×( )12专心-专注-专业