3.2×0.2 | 1.4×0.4 | 3.3÷3 | 1.2÷0.3 | 5.6÷0.4 |
2.5×0.4 | 1.5×2 | 7.3+2.7 | 8.4÷0.7 | 4.5÷0.9 |
0.53-0.3 | 7.8÷6 | 8.4÷0.21 | 0.6×0.5 | 8.1×2 |
5.6+3.6 | 9-2.35 | 0.56÷8 | 1.23×3 | 12.5÷0.1. |
3.2×0.2=0.64, | 1.4×0.4=0.56, | 3.3÷3=1.1, | 1.2÷0.3=4, | 5.6÷0.4=14, |
2.5×0.4=1, | 1.5×2=3, | 7.3+2.7=10, | 8.4÷0.7=12, | 4.5÷0.9=5, |
0.53-0.3=0.23, | 7.8÷6=1.3, | 8.4÷0.21=40, | 0.6×0.5=0.3, | 8.1×2=16.2, |
5.6+3.6=9.2, | 9-2.35=6.65, | 0.56÷8=0.07, | 1.23×3=3.69, | 12.5÷0.1=125. |
科目:小学数学 来源: 题型:
口算 3.2×0.2 |
1.4×0.4 | 3.3÷3 | 1.2÷0.3 |
2.5×0.4 | 1.5×2 | 0.7×7 | 7.3+0.3 |
0.53-0.3 | 1.8×0.5 | 0.9×0.01 | 0.23×3 |
(5)2-1.2 | 7.8÷6 | 8.4÷0.21 | 8.4÷0.7 |
5.6+3.6 | 9-2.35 | 0.56÷8 | 1.23×3 |
5.6÷0.4 | 4.5÷0.9 | 8.1×2 | 90÷3 |
1.23+3 | 5.6+1.23 | 4.5×2 | 5.6÷1.4 |
4.8÷1.2 | 7.2÷0.9 | 6.6÷1.1 | 7.2÷6 |
2.1÷3 | 0.6×0.5 | 3.23×2 | 1.8÷3 |
12.5÷0.1 | 0.32÷0.8 | 1.6+3.7 | 0.45×0.2 |
0.36÷1.8 | 0.4×0.5 | 8.4+5.6 | 8.4÷2.1 |
4.8÷0.08 | 4.8÷0.8 | 3+2.3 | 9.3÷3 |
0.01×8 | 7.31×100 | 0.09×6 | 0.8×0.6 |
1.25×8 | 3÷5 | 2.3+2.3 | 6.23+3.6 |
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科目:小学数学 来源: 题型:
3.2×0.2 | 1.4×0.4 | 3.3÷3 | 1.2÷0.3 | 5.6÷0.4 |
2.5×0.4 | 1.5×2 | 7.3+2.7 | 8.4÷0.7 | 4.5÷0.9 |
0.53-0.3 | 7.8÷6 | 8.4÷0.21 | 0.6×0.5 | 8.1×2 |
5.6+3.6 | 9-2.35 | 0.56÷8 | 1.23×3 | 12.5÷0.1. |
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科目:小学数学 来源:数学教研室 题型:039
口算.
(1)0.5 ×5+2.5= |
(2)1.6 ×0.25= |
(3)8.6 +2.4-2.6= |
(4)(5 +2.5)×8= |
(5)3.2 ×0.2×5= |
(6)8 ×4×2.5= |
(7)0.8 ×1.25×10= |
(8)7.1 -(2.1+1.5)= |
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科目:小学数学 来源: 题型:039
口算.
(1)0.5 ×5+2.5= |
(2)1.6 ×0.25= |
(3)8.6 +2.4-2.6= |
(4)(5 +2.5)×8= |
(5)3.2 ×0.2×5= |
(6)8 ×4×2.5= |
(7)0.8 ×1.25×10= |
(8)7.1 -(2.1+1.5)= |
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