※精品教案※
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)
1116481112
+ = 3.5+6 = 2― = ― = ― = ― = 124275154525
11358342
0.2― = 0.3+ = ×4= × = × = 15×1 =
6346157333
24 ×4 = 0÷5 = 24÷4
= 25 ÷12 = 518 ÷123 = 89 ÷3528 = 8 ÷3 = 912∏= 0.4 ×3.14= 0.92
= 2.5×3.4= 28二、脱式计算,能简算的要简算。(每题4分,共40分)
14 ×125×1125 ×8 (111
2 +3 +6 )×24
37 ×(45 -23 )÷315 3 18 ÷57 +3 128 ÷7
7 56 +8.9+2 1
6 +6.1 0.36×101
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169+29 = ÷23
= 3 ※精品教案※
20 - (5.6 + 4.8)÷1.3 3.2×(2.15 + 1.95÷6.5)
(+)÷+ 36×(+-)
三、解方程(每题5分,共35分)10×x=
x×=18×
4x—3 ×9 = 29 x + =
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33÷x
= x
××=4 x + x = 4