直接写得数.
3.52+0.8=
4×0.25=
1﹣0.09=
7.2÷3=
4.3÷0.1=
11.7+1.6﹣11.7+1.6=
2.14×0.3÷2.14×0.3=
计算下面各题.
(24+9.6÷2.4)×0.5
125﹣100÷(2.07﹣1.27)
13.5÷[(7.2﹣0.53)×25]
4.5×[(5.52﹣5.48)÷0.01].
脱式计算.
6.8×0.75÷0.5
13.75÷0.125﹣2.75
42÷(5.25÷0.25)
1.53+23.4÷7.2.
递等式计算.
0.11×1.8+8.2×0.11.
0.8×(3.2﹣2.99÷2.3)
5.4÷(3.94+0.86)×0.8.
列竖式计算
3.56+7.5= |
3﹣2.08= |
2.25×48= |
44÷50= |
5.06×1.3= |
0.72÷1.5= |
35.5×180= |
50.4÷0.48= |
40.5÷0.18= |
简便计算.
①7.3×99
②2.5×32×1.25
③38.75﹣(8.75+24.5)
1.8×2.4- 1.8×0.24= 180×2.4=
180×0.24= 0.18×0.24= 0.18×0.24=
下面各题怎样简便就怎样计算.
15.64﹣2.53﹣7.47 |
2.5×1.4×4 |
8.3×5.7+5.7×1.7 |
4.7+7.69+5.3+2.31 |
0.2×9.9+0.02 |
38×0.3﹣7.2 |
计算下面各题,能简便的运用简便方法计算.
86.9+9.1÷(2.3﹣1.6) |
3.56﹣0.2+6.44﹣4.8 |
21.4﹣40.5÷7.5 |
8.52﹣(5.52+0.9) |
3.12+3.12×99 |
11÷[(0.4+0.04)×0.5] |
试题篮
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