五年级数学计算题

1、五年级上册计算题一、用竖式计算：0.37 X2.4 =1.55+ 3.8 =（保留一位小数）56.5 义 0.24 =93.6+ 0.052 =0.59 义 0.027 =6.72+ 6.4 =1.24 X0.15 =0.39+ 7.8 =1.03 X5.9 =3.8+ 4.5 %（得数保留两位小数）0.86 X 1.2 =5.63+ 6.1 °（得数保留两位小数）7.6 X0.910.5X0. 34.25X0.18（得数保留一位小数）0.3 +0.12104.78+26 （得数保留一位小数）34.2+0.8 验算1 / 63.5 X 16=0.19X 7.5=验算227.8 +0.

2、34=7.525+ 0.38=(得数精确到百分位）36X5.518X3.063.45 X 210.28 X0.25150X0.120.87义1.50.03 +0.12=验算：52.78+ 26=验算：1.86 X0.473.81v-7 （得数保留两位小数）0.4 义 0.076二、递等式计算，1.5 X 0.062能简便的用简便方法计算。6.5X0.042 / 62.4 X 1.250.48 X 20.2 4.242.72+0.48 +0.528.8 X 1.257.65+0.85+1.123.4+ 5.2 X3.22.35 X 4.64 +5.36 X2.3512.5 X 1.36 X0.8

3、2.6X10.14.4 X 0.2525.2+ 12+2.943.5+ 151.451.87 X 3.05 +8.13 X3.051.25X 0.45 X 0.89.8X3.70.44 X2.52.25X0.4+0.631.04+ 3.2 -4.73.26 X 10.1 -0.1 X3.260.125 X 9.8X8102X4.82.4 X2.5(27.8-15.6) X 0.89.1212.6 X9990+25+4-57+ 4.84X1.91.39 X6.1 +3.9 X 1.390.25 X 1.6 X 0.410.11.2 X 2.5 +0.8 X 2.52.33 X 0.25 X 41

4、02 X 0.458.8 X 1.257.06X 2.4 5.70.21+1.4 +2.68.7 X 10.17.06X2.4 5.76.35+0.8 + 1.2523.4 +7.8 2.35.4+4.6X150.84+7+0.36 X82.5 X 6.8 X 0.42.5 X 3.2 X 1.2521.36+ 0.8 X 2.95.65 X 1.8+4.35 X 1.82.5 X 1.25 X 3.263X10.19.76X 0.72 0.76 X 0.72+0.72三、解方程1.8x=72 x +5.4=1.2 x -32.5=944 / 691+X=1.31.2 x+ 2 = 60(x

5、4) X 0.5=10-5X=276x -10.8=13.2-1.6=32.61.5X305X=10(X- 3) +2=7.58(X- 6.2) = 41.6+ 5.4=1.2x-32.5=944X+1.2 X 5=24.4 8Xx1.97.8x 4.6 19.85.16 x 23.361.6x 3.2 9.65.5 +X=8X0.4X=16X9X+ 4=1353X2X+ 1.5X =421.8x=72xx 6.5 1.86x 10.8x 0.24 9.54x-3 9 29-6=8.43X=2.7+ 7=0.311X=1.15 / 6x+4.2=14.816+8x=404x 3X9=295X 3