二年级数学口算比赛① 姓名_____得分_____ 7+21= 83-22 = 37-( )=6 32-24= 11+15= ( )+12=44 90-37= 40+25= 27+( )=45 75-8= 35+13= ( )-6=47 9 + 31 = 52-5 = 5×( )=25 47-16 = 37 + 28 = ( )×( )=18 61-57 = 51 + 47 = ( )×( )=24 26-19 = 33 + 56 = ( )×( )=40 37-8 = 79 + 13 = ( )×( )=12 41-32 = 26 + 48 = 26 + 18-19= 94-75 = 39 + 26= 100-60-21= 2 × 3 = 4 × 2 = 53 + 18 + 24= 8 × 4 = 8 × 2 = 69-18 + 26= 6 × 3 = 3 × 3 = 87 + 13-43= 2 × 9 = 8 × 5 = 68-( )=29 7 × 3 = 4 × 6 = 37 +( )=76 9 × 5 = 8 × 3= ( )-26=33 3 × 5 = 4 × 9 = 7 ×( )=35 7 × 2 = 7 × 4 = 4 ×( )=36 1 × 8 = 4 × 3 = 9 ×( )=27 4 × 5 = 5 × 6 = 3 ×( )=21 二年级数学口算比赛② 姓名_____得分_____ 一、你能在 3 分钟内完成吗?(每题 2 分) 8×4= 4×6= 7×3= 4×9= 5×8= 6×2= 3×9= 4×7= 4×2= 3×8= 3×4= 7×2= 5×9= 5×5= 3×6= 9×2= 5×6= 5×4= 1×9= 2×8= 23+67-50= 66-17+28= 55-32+76= 二、在( )里填上合适的数:(每题 2 分) 6+6+6+6+6=( )×( ) 27=( )×( ) 5×9-5=( )×( ) 9×8 > 9×( ) 6×7=6×6+( ) ( )×( )=24 5×( )= 35 28 =( )×7 ( )×( )=6 67+( )= 83 56-( )= 29 ( )-38 = 53 三、( )里最大能填几?(每题 2 分) ( )×7<39 ( )×4<30 3×( )<30 37>4×( ) 45>5×( ) 34>( )×4 四、在( )里填“>”、“<”或“=” 5×8( )8×5 4×6( )3×8 3×5( )4×3 9×4( )4×8 8×2( )8+8 9×2( )6×3 5+5( )5×5 8×4( )35-5 3×2( )2+4 二年级数学口算比赛③ 姓名_____得分_____ 一、口算(每题2 分,42 分) 8×5= 3×6= 7×4= 3×9= 5×4= 8×2= 3×4= 4×9= 7×2= 4×8= 4×2...