计算下面各题(能简便的用简便方法计算).
10.15﹣10.75×0.4﹣5.7
5.8×(3.87﹣0.13)+4.2×3.74
32.52﹣(6+9.728)÷3.2×2.5
[(7.1﹣5.6)×0.9﹣1.15]÷2.5
5.4÷[2.6×(3.7﹣2.9)+0.62]
[20﹣(90.75÷6.6+2.25)]×11.6.
脱式计算.(能简算的请简算)
4.36+8.3+3.64
37.7﹣(8.98+7.7)
19.57﹣2.37﹣3.63
8﹣7.24+5.87.
递等式计算.(能简算的要简算)
19.67﹣(1.67+2)﹣1
(4﹣3.6×)÷
×+×
3.5×+5.5×80%+0.8
6.4×1.25×2.5
2008÷2009×2010.
脱式计算:(能简算的要简算)
12.8+1.9+15.94;
7.69+(4.76﹣1.96);
4.68+2.72+7.32;
25.06﹣2.65﹣8.35.
下面各题怎样算简便就怎样算
88.51﹣9.06﹣0.94 132+16.4+268+23.6 3.028﹣20.44+66.972
55.27+8.236﹣5.27 64.6﹣3.46+5.4﹣6.54 64.3﹣18.75+15.7﹣11.25.
计算.(能简便的用简便法计算)
4.25÷0.125÷8
2.5×(6.2﹣2.6)×0.4
76.2÷0.16﹣0.16
0.45与2.4的积除1.62,商是多少?
1.25×32 0.56+3.48+0.44+6.52 2.8×(2.25+28.5÷1.5)
5.8×7.6+7.6×4.2 145.3﹣58.6﹣41.4 [(5.1﹣3.6)÷0.8﹣1]×0.09.
我会巧算.
1.2×0.4+1.3×0.4 (1.25+0.36)×0.2 7.2×0.3+28×0.03 0.25×0.56×0.4
8×(2.5+0.125) 0.25×0.56×0.4 32.8+5.6+7.2 75.2﹣66.9﹣5.2.
能简算的要简算
0.76×230﹣30
9.2×l.85+3.65
(7.39+7.39+7.39+7.39)×2.5
0.78×101
0.25×28
4.2×l.36+1.36×5.8.
计算下面各题.
3.52+8.4+2.6
5.94+6.7+1.06+0.3
42.24﹣6.24﹣3.76
4.92+3.27﹣4.92+3.73.
试题篮
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