北师大小学数学五年级下册简便计算题100道
简便计算题:1)6.9+4.8+3.10.456+6.22+3.7815.89+(6.75-5.89)2)4.02+5.4+ 0.985.17-1.8- 3.213.75-(3.75—6.48)3)3
简便计算 题: 15.89(6.755.89) +- 16.94.83.1 )++ 0.4566.223.78 ++ 5.171.83.2 -- 13.75(3.756.48) -— 24.025.40.98 )++ 35.61.815.67.2 --- 33.687.562.68 )+- 7.852.340.854.66 +-+ 7.140.532.47 -- 43.822.90.189.1 )+++ 9.64.8 +- 3.6 73.81.6413.85.36 --- 55.272.860.661.63 )+-+ 13.354.682.65 -+ 0.398+0.36+3.64 15.75+3.590.59+1 - 647.87.45+8.8 )- 4.25 0.256.24 X (1.250.125)8 - 766.868.661.34 )-- 83.61023.723.56.283.536.83.96.1 )>>+>--

