小数加减法简便运算100题.docx

小数加减法简便运算100题 小数加减法简便运算100题 1-20题： 73.81.6413.85.36 66.868.661.34 1.25+16.2-0.25 3.72+3.56.28 36.8 324.90.9 4.02 13.75(3.756.48) 3.68 7.852.340.854.66 35.6 3.822.90.189.1 9.6 5.272.860.661.63 13.35 47.87.45+8.8 0.398+0.36+3.64 3.96.1 2 5.48(9.40.52) 5.40.98 5.171.83.2 7.562.68 1.815.67.2 4.83.6 7.140.532.47 4.682.65 21-40题： 15.75+3.590.59+14.25 6048975-3045 42.5(6.071.13 ） 3.94.16.15.9 6048975-3045 6048 6098935-1045 1048 9948275-304 5690 68975-345 68 64875-35 685 68975-345 674875-3005 975-345 ×6÷35 975÷345 975-345 975-5045 6048975-3045 74895-4 6.94.83.1 0.4566.223.78 41-60题： 15.89(6.755.89) 4.02 5.171.83.2 13.75 3.687.562.68 7.85 35.61.815.67.2 3.82 9.64.83.6 7.14 5.272.860.661.63 13.35 0.398+0.36+3.64 73.8 5.40.98 (3.756.48) 2.340.854.66 2.90.189.1 0.532.47 4.682.65 1.6413.85.36 47.87.45+8.8 66.868.661.34 36.83.96.1 324.90.9 25.48(9.40.52) 3.9 61-80题： 15.02-6.8-1.02 32 146.5(2346.5) 9.43- 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 0.134+2.66+0.866 1.27+3.9+0.73+16.1 7.54.96.5 3.07 4.16.15.9 4.90.9 0.381.62 1.293.72.716.3 82.451.55 3.251.790.591.75 23.40.813.47.2 3.20.364.81.64 1.23 81-100题： 12.7 36.54 147.322.68 2.64 37-19.9 37+19.9 9.8+0.2-9.8+0.2 5.17-1.8-1.2 9.14-1.43-4.57 0.46+3.64+2.54 3.40.236.6 1.764.54 8.677.3611.33 100-15.4-14.6 3.9+4.08+3.92+1.1 6.73- 6.73- 12.451.350.65 21.32 27.3 -73.2+ 72.7 585 -189 +215 5.851.750.25 768 1.23+3.21+8.77+6.79 0.3+0.2+4.4+0.6+0.5 274126