五年级下脱式计算.doc

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1、脱式计算12/121.3.8+4.29+2.71+6.22.12.5—0.78—3.223.12.8×99+12.84.1.25×3.2×2.55.12.6×101—12.66.38.5÷2.5÷0.47.6.7×10.18.6.5×10112/121.4.85×982.1.2×2.5+0.8×2.53.28×17.5—28×7.54.4.8×12.55.6/7＋2/15＋1/7＋13/156.19/21＋5/7－3/147.2/3＋5/9－2/3＋5/98.8/9+（1/4－1/9）+3/49.0.58+5/1

2、3+1.12+8/1310.11-4/11-7/1112/121.22+55÷11-2/82.1/7+33.5+6/7-3.53.7.09-5/12+12.03-7/124.14/15－（6/15+1/3）5.13/5－0.81－0.196.7/8+1/8－5/9－4/97.5－（0.5－3/10）8.7.68-7.68×0.59.5.2＋4.8×3.510.30.8÷[14－(9.85＋1.07)]12/121.[60－(9.5＋28.9)]÷0.182.2.881÷0.43－0.24×3.53.20×[(2.

3、44－1.8)÷0.4＋0.15]4.28-(3.4+1.25×2.4)5.2.55×7.1+2.45×7.16.777×9+1111×37.0.8×〔15.5-(3.21+5.79)〕8.（31.8+3.2×4）÷59.31.5×4÷(6+3)10.0.64×25×7.8+2.212/121.2÷2.5+2.5÷22.194－64.8÷1.8×0.93.36.72÷4.25×9.94.5180－705×65.24÷2.4－2.5×0.86.(4121+2389)÷77.671×15-9748.469×12+14

4、929.405×(3213-3189)10.3.416÷（0.016×35）12/121.0.8×[(10－6.76)÷1.2]2.19.4×6.1×2.33.5.67×0.2-0.624.18.1×0.92+3.935.0.0430.24+0.8756.0.4×0.7×0.257.0.75×1028.100-56.239.0.78+5.436+110.4.07×0.86+9.12.512/121.30.8÷[14－(9.85＋1.07)]2.[60－(9.5＋28.9)]÷0.183.2.881÷0.43－0.

5、24×3.54.20×[(2.44－1.8)÷0.4＋0.15]5.28-(3.4+1.25×2.4)6.2.55×7.1+2.45×7.17.777×9+1111×38.0.8×〔15.5-(3.21+5.79)〕9.（31.8+3.2×4）÷510.31.5×4÷(6+3)12/121.0.64×25×7.8+2.22.2÷2.5+2.5÷23.194－64.8÷1.8×0.94.36.72÷4.25×9.95.5180－705×66.24÷2.4－2.5×0.87.(4121+2389)÷78.671×15

6、-9749.469×12+149210.405×(3213-3189)12/121.3.416÷（0.016×35）2.0.8×[(10－6.76)÷1.2]3.19.4×6.1×2.34.5.67×0.2-0.625.18.1×0.92+3.936.0.0430.24+0.8757.0.4×0.7×0.258.0.75×1029.100-56.2310.1/3+3/4+1/512/121.3/8+8/3-1/22.5/6+1/12+3/43.19/8-1/2-3/44.7/25+3/10-2/55.8/15+7

7、/3-8/56.2/3+1/6+3/24+2/217.52-(32+45)8.78+18+199.97-(27-1021)10.240400+12400-15040012/121.23+59-23+592.186240+88240+2522403.67+215+17+13154.89+14+19+345.23+59-23+596.7/12-5/24+2/37.1/2-1/3-1/68.4/7+5/11+5/79.5/8+2/11+9/1110.17/2

8、4+5/12-11/2412/121.11/12+1/6-5/242.5/6-5/7+1/6-1/712/1212/12