1 姓名: 班级: 日期: 20+25= 8+21= 43+9= 10+53= 64+7= 48+20= 52+5= 56+20= 47+10= 49−10= 65−30= 38−20= 84−9= 92−30= 53−21= 14+( )=21 9+( )=17 21+( )=30 18+( )=21 ( )+10=31 ( ) −18=28 ( ) −10=28 ( ) −30=60 ( ) −10=20 ( )−8=10 3× ( )=21 2× ( )=18 6× ( )=36 3× ( )=18 9× ( )=72 2 姓名: 班级: 日期: 46+6= 25+30= 15+40= 26+7= 31+9= 67−8= 46−20= 39−11= 47−4= 29−17= 49−7= 32−6= 63−11= 42−30= 67−23= ( )+7=19 ( )+9=21 ( )+8=16 ( )+5=15 ( )+15=20 31−( )=15 20−( )=9 37−( )=31 42−( )=10 40−( )=25 6× ( )=48 5× ( )=25 4× ( )=24 7× ( )=28 8× ( )=64 3 姓名: 班级: 日期: 27+8= 31+9= 24+5= 63+30= 45+10= 32+20= 53+8= 30+19= 47−8= 39−16= 20−15= 58−20= 30−7= 46−10= 23−5= 12+( )=20 17+( )=19 30+( )=58 27+( )=40 53+( )=61 42+( )=60 26−( )=15 52−( )=48 67−( )=47 32−( )=10 51−( )=49 4× ( )=24 6× ( )=12 3× ( )=9 2× ( )=16 4 姓名: 班级: 日期: 31+9= 26+10= 20+18= 42+20= 25+15= 18+10= 16+9= 28−12= 43−10= 28−6= 56−7= 24−6= 18−7= 24−10= 15−7= ( )+9=21 ( )+10=53 ( )+40=62 ( )+5=27 ( )+9=36 ( )+4=23 ( )−6=24 ( )−3=17 ( )−5=15 ( )−7=23 4× ( )=16 4× ( )=24 7× ( )=21 8× ( )=48 5× ( )=30 5 姓名: 班级: 日期: 55+10= 76+13= 23+19= 19+20= 16+30= 46+8= 28+6= 86-46= 48-9= 51-20= 46-13= 42-28= 62-20= 19-16= 62-21= 13+( )=21 52+( )=61 34+( )=40 45+( )=54 32+( )=72 8+( )=27 61−( )=50 99−( )=89 43−( )=21 51−( )=30 ( ) × 9=54 ( ) × 5=45 ( ) × 6=36 ( ) × 7=28 ( ) × 3=27 6 姓名: 班级: 日期: 36+5= 13+17= 53+20= 56+10= 16+6= 51+23= 78+9= 46+50= 64-10= 33-12= 59-47= 47-22= 26-11= 82-30= 64-13= ( )+7=13 ( )+9=27 ( )+10=63 ( )+21=43 ( )+15=30 ( )+20=50 ( )−20=11 ( )−15=4 ( )−21=9 ( )−13=10 ( )−20=7 ( )−10=31...