5.3×6.3+2.3= 5.59-3×4.3 4.4×7.3+5.3 4×8.8+1.5 9.3+6.1×4.8 2.9×8.2+9.2 0.2×5.6+2.5 3.053-0.1×5.3 27.5×5.7+5.8 8.7×0.1-0.1 3.9×1.7+0.5 0.739-1.1×4.9 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 2.9+0.6×7.5 4.2×1.8-0.1 8.6×6.5+6.4 9.4×8.4+5.8 0.5×4.6+7.1 6.908-1.3×1.6 1.28-4.6×3.8 13.596-9.1×5.6 9.5.4×1.9-3.9 1.9-2.1×7.9 7.3+3.8×2.3 1.8×9.6-1.7 8.999-1.7×4.7 8.6×8.9+8 1.7+0.3×7.6 4.54-2.1×0.4 9.8×4.3+9.6 7.7×9.9+7.7 8.7+3.4×9 0.3+2.8×3.5 5×1.1-0.2 0.3×0.9-0.1 9.2+9×3.9 8.8+0.6×0.1 8.9×5.2+9.3 4.8+3.1×9.1 1.3×2.2-0.2 0.9+8.3×8.3 9.08-3×7.6 1.288-3.2×0.9 5.4×3.5+5.5 4.1×67.2+4.8 9.42×2.1+4.6 8.24×5.4+6.4 1.2×0.4+7.8 3.08×7.5+4.3 4.17-3.5×2.6 4.1×85.1+7.4 1.25×9.01+0.3 84.4+1.4×5.2 4.27×0.35+4.8 9-3.6×1.25 8×0.4-2.1 5.2×4.3+8.7 9.4×7.2-7.4 6.04×1.04+8.4 4.81×2.4+1.02 8.04×9.4-0.46 7.05-2.4×5.4 7.42-3.15×0.23 24.5×0.21-2 4.78+0.28×5.1 27.1×0.3+5.8 9.04×0.4+3.6 4.1×0.6+9.4 2.7+7.3×2.01 3.48×0.24+8.6 8.14-2.3×0.42 7.5×2.4-3.4 7.1×9.4-4.07 5.12-8.14×2.1 4.12×1.08-0.25 0.45×2.8-0.04 5.4×2.4+.24 6.4×86.4+42.01 8.45×0.5+8.3 4.1×3.5-10.5 9.4×3.4-8.2 5.12×0.35-0.84 2.54+2.3×1.4 8.4×0.25+7.4 1.4×9.7+0.4 0.86×0.4+4.5 3.4×2.4-1.25 7.4×0.21-0.5 8.43×0.1-0.8 4.32×0.14-0.12 4.35×2.4+7.1 本文来源：https://www.wddqw.com/doc/1fde4695b84ae45c3a358cc1.html