二年级数学上学期口算竞赛试题2
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二年级数学上学期口算竞赛试题
姓名班级
一、口算(每题0.5分,共24分)
7+6=5+9=8+7=5+8=7+9= 9+8=5+7=8+4=9+3=9+9=
3+8=6+5=7+4=
2+9=7+7=3+7= 8+6=3+8=5+5= 15–6=14–7=11–8= 15–9=16–7=13–6= 12–8=11–7=18–9= 13–7=15–8=14–5= 17–9=11–5=13–8=
8+8=
6+6=
7+8=
14–9=
16–9=
17–8=
11–9=
6+8=
6+9=
12–4=
15–7=
11–5=
14–8=
17–9=
二、口算(每题1分,共24分)
28+20=58–6=66–60= 71+23=89–8=50+24= 66–60=38+21=30+34= 73–70=95–50=25+44= 86–60=91–50=36+30=75–30=
4+55=
69–7=
62+7=
51+25=
38+40=
96–20=
59–4=
30+49=
三、在()里填上合适的数。(每题2分,共24分)1
3+()=735+()=704+()=17 43+()=9338–()=868–()=48()–6=50()+20=6648=()+20 63=()+1372=()+7059=()+9
四、计算。(每题2分,共28分)
18+9–9=12–8+70=70–30+6= 99–9–40=5+70–5=9+7+20= 30+6+4=55–5+15=36+30+20= 13–5+50=82–80+8=46+40+2= 14–5+30= 5+55+20=
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