题目内容
| 口算: 0.4×0.02= | 3.2+6.8= | 0.39÷1.3= | 2.4×2.5= |
| 1÷0.125= | 1-0.25= | 0.62÷0.1= | 99×0.25= |
| 1.2×0.4+0.4×1.3= | 4×(1.5+0.25)= |
(1)0.4×0.02=0.008 (2)3.2+6.8=10 (3)0.39÷1.3=0.3 (4)2.4×2.5=6
(5)1÷0.125=8(6)1-0.25=0.75 (7)0.62÷0.1=6.2(8)99×0.25=24.75
(9)1.2×0.4+0.4×1.3=1 (10)4×(1.5+0.25)=7.
(5)1÷0.125=8(6)1-0.25=0.75 (7)0.62÷0.1=6.2(8)99×0.25=24.75
(9)1.2×0.4+0.4×1.3=1 (10)4×(1.5+0.25)=7.
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