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计算题(简便
脱式计算,60题,
下面各题怎样算简便就怎样算。
6.9，4.8，3.1 0.456，6.22，3.78 15.89，(6.75,5.89)
4.02，5.4，0.98 5.17,1.8,3.2 13.75,(3.75，6.48)
3.68，7.56,2.68 7.85，2.34,0.85，4.66 35.6,1.8,15.6,7.2
3.82，2.9，0.18，9.1 9.6，4.8,3.6 7.14,0.53,2.47
5.27，2.86,0.66，1.63 13.35,4.68，2.65 73.8,1.64,13.8,5.36
47.8,7.45+8.8 0.398+0.36+3.64 15.75+3.59,0.59+14.25
66.86,8.66,1.34 0.25×16.2×4 (1.25,0.125)×8
3.6×102 3.72×3.5，6.28×3.5 36.8,3.9,6.1
15.6×13.1,15.6,15.6×2.1 4.8×7.8，78×0.52 32，4.9,0.9
1
4.8×100.1 56.5×9.9，56.5 7.09×10.8,0.8×7.09
25.48,(9.4,0.52) 4.2?0.2 ?0.5 320?1.25?8
18.76×9.9，18.76 3.52?2.5?0.4 3.9,4.1，6.1,5.9
5.6?3.5 9.6?0.8?0.4 4.2×99，4.2
17.8?(1.78×4) 0.49?0.049?10 1.25×2.5×32
15.2?0.25?4 0.89×100.1 146.5,(23，46.5)
3.83×4.56，3.83×5.44 4.36×12.5×8 9.7×99，9.7
27.5×3.7,7.5×3.7 8.54?2.5?0.4 3.2×0.25×12.5
2
(45.9,32.7)?8?0.125 3.14×0.68，31.4×0.032 5.6?1.25?0.8?2.5?0.4
66+33×34 7.74×(2.8,1.3)，1.5×2.26 7.2×0.2，2.4×1.4 33×
3.9×2.7，3.9×7.3 18,1.8?0.125?0.8 12.7×9.9，1.27
21×(9.3,3.7),5.6 15.02-6.8-1.02 5.4×11-5.4
2.3×16+2.3×23+2.3 9.43-(6.28-1.57) 3.65×4.7,36.5×0.37
46×57，23×86 13.7×0.25,3.7?4 2.22×9.9+6.66×6.7
101×0.87-0.91×87 10.7×16.1-15.1×10.7 0.79×199-0.79×99
4.8+8.63+5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.24
2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+3.6+1.98
3
0.134+2.66+0.866 1.27+3.9+0.73+16.1 7.5，4.9,6.5
0.38,1.62 1.29，3.7，2.71，6.3 8,2.45,1.55 3.07,
3.25，1.79,0.59，1.75 23.4,0.8,13.4,7.2 125×64
3.2，0.36，4.8，1.64 1.23，3.4,0.23，6.6 0.25×16
12.7,(3.7，0.84) 36.54,1.76,4.54 0.25×0.73×4
105+88)+95 0.25×8.5×4 7.6×0.8，0.2×7.6 (
1.28×8.6，0.72×8.6 12.5×0.96×0.8 10.4,9.6×0.35
4
0.8×(4.3×1.25) 12，3.12×99 28.6×101,28.6
15.7,0.86×14.7 103+72+97+28 2.31×1.2×0.5 0.86×
14,7.32,2.68 2.64，8.67，7.36，11.33 70?280
(2.5,0.25)×0.4 9.16×1.5,0.5×9.16 3.6,3.6×0.5
96.5 ?2.5?0.4 63-(83-32) 930?0.6?5
63.4?2.5?0.4 63?2?5 3.9?(1.3×5)
32.4×0.9，0.1×32.4 15?(0.25×0.4) 0.35×1.25×2×0.8
5
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