第1个回答 2016-02-18
5.3×6.3+2.3= 4.4×7.3+5.3= 4×8.8+1.5= 4.1×0.8-0.2= 9.9×1.4+0.6= 6.4×2.4+3.6= 12.48-4×9.7= 9.8×1.3-0.3= 4.8×9.1-0.5= 4.2×1.8-0.1= 5.59-3×4.3= 3.053-0.1×5.3= 9.4×8.4+5.8= 6.908-1.3×1.6= 13.596-9.1×5.6= 11.259-2.1×7.9= 7.3+3.8×2.3= 9.3+6.1×4.8= 8.7×0.1-0.1= 8.6×8.9+8= 4.584-2.1×0.4= 7.7×9.9+7.7= 0.3+2.8×3.5= 2.9×8.2+9.2= 2.9+0.6×7.5=