专项练习2——脱式计算题姓名：54.8－0.3×0.34.37＋99×4.3740.8－0.8×0.566.8＋3.2×2.524.5×3.4＋6.6×24.53.6×31.4＋6.86×366.27×3.5－2.87.4×1.3－7.4×0.344.1÷3.5－7.53.6×10.1－0.360.36×15.7－0.36×13.73.99÷0.125÷810－1.6×2.54.5－4.5×0.93.33×9.9＋0.33380.8－80.8÷1.0173.8－1.64－13.8－5.360.25×16.2×45.8＋6.3÷9×0.51.56×1.7＋4.4×0.1712.48÷（3.2×3.75÷3）25÷2.5＋75÷2.51.17÷0.25÷4021.6－21.6÷(8.32－3.82)5.13×0.27＋7.3×0.5130.3＋17.48÷7.6×3.22.6×1.9÷2.6×1.921.6÷(8.32－3.82)÷0.127.8÷0.65＋7.8÷0.396.01－2.5＋3.99(52.9－30.5)÷4×25.6－18.2÷(12.6÷0.45)0.45÷(5.12－2.87)×0.4101×0.87－0.91×8718－18÷3.6＋6.49.8×29.8＋2×2.9871.4÷3.5÷0.1615.6×13.1－15.6－15.6×2.14.8×7.8＋78×0.52135×852852－852×13513528.6×67＋3.2÷0.51.3÷0.7＋0.8÷0.75.6×(12.5－8.5÷0.85）1.08÷（3.94＋34.3×0.2）6.72÷（28÷2.5）