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1、五年级上学期递等式计算练习 姓名： 递等式计算，有简便运算的用简便方法 38.7550.30.2 5.2610 6.80.84 9.80.63.2 0.60.51.13 8.252.40.5 12.84.80.25 201.951.8 7.52.55.2 1020.45 4.30.250.4 50.810150.8 7.80.360.647.8 80.91.25 0.4（2.525） 2.47.63.4 14.2514.64.2514.6 811.01+6 2.1399.36.2 4.264（0.1620.5）2.61.92.6 2.880.127.5 8.521.287.6 6.8（0.25
2、6.8） 0.251.2532 0.133.890.136.11 1028.5 +36 6.750.250.4 （24.58.75）X12 0.42.320.25 0.75101+69 4.23.20.9 7.56997.56 70.317.487.6 3.645.223.3 21.80.81.25 45(5.250.25) 16.510116.5 0.960.314 1.2542.58 36.45(0.823.40.2) 9.072.640.4 1.5101 +65 12.67.58.3 13.60.853.60.85 1048.5-20 86.46.40.4 0.256.20.4 236.
3、5176.5 360.40.25 (24.618.1)3.4 7.69.9+7.60.1 13.60.812.5 23.98.53.98.5 (2.559.616)0.42 9.20.254（2.65+2.77）（2.98-0.98）3.7x91.6+6.3x91.60.45x12x0.296.2x2.1-2.1x2.8-2.8x0.152.8x1.43+0.57x2.810-6.06+8.5x0.26x0.25x1.8x51443.6+27.2x0.50.87x3.16+4.64x0.876.8x0.750.5x413.750.125-2.7553+23.47.80.62.8810.43-0
4、.24x3.528-(3.4+1.25x2.4)(31.8+3.2x4)531.5x4(5.36+3.64)0.64x25x7.8+2.222.5+2.52194-64.81.8x0.936.724.25x9.95180-705x6242.4-2.5x0.83.416(0.016x35)5.12+2.54+4.88+7.4612.5x17.25x0.4x0.89.9x2.5+201x3.459.4x5.8+10.6x5.80.125x0.32x0.259.6x0.01+9.6x0.992.8x7.6+1.4x2.8+2.86.3x10.1+7.3x0.990.25x64x12.53.7x91.
5、6+6.3x91.616.84400.2512.5x0.4x2.5x0.89.5x101+85x9.94.2x7.8+22x0.422.55x7.1+24.5x0.710.7744(0.16x5.5)21.42.14-20.5x0.1680.08-7.05x6.218.368.5x19.9194-64.81.8x0.90.3(1.25x0.32x7.5)3.78x5(1.26x5)(1.2+13.2x4)10822(13.4-11.25x0.8)(27.8-15.6)x0.8x0.53.26x10.1-0.1x3.269.1257+4.84-3.7742.720.48+0.522.33x0.25x1.5x40.211.4+2.67.06x2.4-5.7
