0.6×0.7= | 2.4×5= | 0.5×7.6= | 40×0.45= | 0.8×0.4= |
4.5×5= | 3-0.54= | 0.6×11= | 2.4+4.8= | 0.45×1000= |
0.7÷100= | 1×3.12= | 12.7+4.3= | 0.54-0.24= | 1.25×80= |
3.6+0.45= | 2.5×2.4×0.4= | 5-0.27-1.73= | 2.8+3.45+1.2= | 0.35+99×0.35= |
解:0.6×0.7=0.42, | 2.4×5=12, | 0.5×7.6=3.8, | 40×0.45=18, | 0.8×0.4=0.32, |
4.5×5=22.5, | 3-0.54=2.46, | 0.6×11=6.6, | 2.4+4.8=7.2, | 0.45×1000=450, |
0.7÷100=0.007, | 1×3.12=3.12, | 12.7+4.3=17, | 0.54-0.24=0.3, | 1.25×80=100, |
3.6+0.45=4.05, | 2.5×2.4×0.4=2.4, | 5-0.27-1.73=3, | 2.8+3.45+1.2=7.45, | 0.35+99×0.35=35. |
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口算: 80×50= |
70×30= | 15×20= | 12×200= | 500÷5= |
2700÷9= | 2000÷4= | 0÷23= | 2.3+3.4= | 8+4.7= |
5.4+6= | 0.8+2.4= | 5.3-3.5= | 9-3.5= | 7.7-5= |
6.2-1.8= |
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直接寫出得數(shù). ①1.25×8= |
②3.6+1.23= | ③0.15×0.6= | ④0.7÷1.4= | ⑤1.68÷0.7= | ⑥0.83-0.37= | ⑦9.3+7.6= | ⑧2.2x+x= |
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科目:小學數(shù)學 來源: 題型:解答題
0.6×0.7= | 2.4×5= | 0.5×7.6= | 40×0.45= | 0.8×0.4= |
4.5×5= | 3-0.54= | 0.6×11= | 2.4+4.8= | 0.45×1000= |
0.7÷100= | 1×3.12= | 12.7+4.3= | 0.54-0.24= | 1.25×80= |
3.6+0.45= | 2.5×2.4×0.4= | 5-0.27-1.73= | 2.8+3.45+1.2= | 0.35+99×0.35= |
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