人教版六年级上册数学计算题专项练习竞赛题(经典)

六年级第一学期计算能力竞赛(20分钟)

姓名:___________班级:____________分数:____________

一、直接得数(每题1分,共25分)

11164811

+ = 3.5+6 = 2― = ― = ― = 12427515451211358

― = 0.2― = 0.3+ = ×4= × = 256346153427333

× = 15×1 = × = 0÷ = 24÷ = 169324454215283522 ÷ = ÷1 = ÷ = ÷ = 9+ = 5218398839

22

12∏= 0.4 ×3.14= 0.9= 2.5×3.4= 28÷ =

3

二、脱式计算,能简算的要简算。(每题4分,共40分)

11111

×125× ×8 ( + + )×24 4125236 34231512 ×( - )÷ 3 ÷ +3 ÷ 753158787 51

7 +8.9+2 +6.1 0.36×101 66

20 - (5.6 + 4.8)÷1.3 3.2×(2.15 + 1.95÷6.5)

( + )÷ +

4514739111 36×( + -)

31046

三、解方程(每题5分,共35分)

10×=x

811 33÷ = x

25

x

×3=18×154

4x—3 ×9 = 29

34x + 14 = 38

20 x

×1×335=4 112x + 6x = 4

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