第1个回答 2012-02-01
2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+3.6+1.98
101×0.87-0.91×87 10.7×16.1-15.1×10.7 3.65×4.7-36.5×0.37
4.02+5.4+0.98 5.17-1.8-3.2 13.75-(3.75+6.48)
3.72×3.5+6.28×3.5 1 4.8×7.8+78×0.52 0.8×100.1
1.23+3.4-0.23+6.6 12.7-(3.7+0.84) 36.54-1.76-4.54
13.7×0.25-3.7÷4 2.22×9.9+6.66×6.7 2.3×16+2.3×23+2.3
2.64+8.67+7.36+11.33 3.68+7.56-2.68