1.5×1.3×4 2.7+3.1+2.9+3.2 25﹣4.9﹣6.1
3.5×4.8+2.2×2.4 131+132+130+129 (13+5.2)÷1.3.
计算下面各题,能简便计算就简便计算.
429+31.1+2.04 100﹣27.2﹣42.8 9﹣(3.02+1.25) 1.8﹣1.57+0.2.
脱式计算.(能简便的要用简便方法算)
4.2+7.64+5.8+2.36 14.28﹣2.63﹣7.37 6.8+5.26+3.74+3.2
8.2×101﹣8.2 (520+480)÷50×4 400﹣(1300÷65+35)
能简算的要简便.
0.25×9.87×4 36.7×2.1+10.8 8.45﹣0.45×0.1
0.73×102 7.8×5.6+2.3×4.4 76.3×27﹣76.3×17.
28×6.5﹣9.3
0.2×8.2×50
0.68×99+0.68
25×32×1.25
2.4+7.6×4.3
(4.85+1.15)×0.37.
递等式计算(能简算的要简算).
(1)91.2﹣43.68÷7.8
(2)1.82×5.7÷0.3
(3)8.06×10.1﹣0.1×8.06
(4)6÷0.125.
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?
试题篮
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