100道小数乘除法脱式计算题

小数乘除法脱式计算题集（100道）——夯实基础，提升运算能力一、小数乘法脱式计算（50道）（一）基础型：一步及简单两步运算1.0.8×0.5÷0.22.1.2×0.3×0.43.2.5×0.4÷0.54.0.6×1.5÷0.35.3.6÷0.6×0.76.0.9×0.8×1.27.4.5÷0.9×0.28.1.1×0.7÷0.119.0.75×0.4÷0.310.2.4×0.5÷1.211.0.36×2.5÷0.912.5.4÷0.6×0.813.0.48×1.5÷0.2414.3.2÷0.4×0.515.0.65×0.2÷0.1316.1.8×0.4×0.517.4.2÷0.7×0.318.0.56×0.3÷0.0719.2.1×0.6÷0.320.0.81÷0.9×0.2（二）提升型：含不同小数位数及简单估算21.1.25×0.8×0.3622.3.6÷0.12×0.523.0.24×1.5÷0.0624.5.2÷1.3×0.2525.0.45×0.6÷0.2726.7.2×0.12÷0.927.0.32÷0.04×0.1528.1.8×0.25÷0.4529.6.3÷0.21×0.0830.0.54×0.4÷0.0931.2.5×0.16×0.432.4.8÷0.08×0.1233.0.63×0.5÷0.2134.8.4÷1.4×0.0635.0.38×0.2÷0.07636.1.5×0.48÷0.337.5.6÷0.35×0.238.0.42×0.3÷0.0639.9.6÷0.16×0.0540.0.28×0.5÷0.07（三）综合型：含整数参与及近似计算41.2×0.35×1.242.6÷0.5×0.1843.0.7×1.2÷0.344.3÷1.5×0.4445.0.15×8÷0.0646.4×0.25×0.3947.7÷0.35×0.4248.0.12×5÷0.0349.9÷1.8×0.0450.0.08×1.25÷0.2二、小数除法脱式计算（50道）（一）基础型：除数为一位小数51.3.6÷0.6÷252.4.5÷0.9×0.453.7.2÷0.8÷0.354.2.8÷0.7×0.555.5.4÷0.9÷1.256.3.5÷0.5×0.657.8.1÷0.9÷0.358.4.2÷0.6×0.859.6.3÷0.7÷1.560.2.4÷0.3×0.761.9.6÷0.8÷0.662.5.6÷0.7×0.2563.4.8÷0.6÷1.664.3.2÷0.4×0.1565.7.5÷0.5÷0.366.6.4÷0.8×0.0967.5.1÷0.3÷1.768.2.1÷0.3×0.4569.8.4÷0.7÷1.270.3.9÷0.3×0.08（二）提升型：除数为两位小数71.4.8÷0.12÷272.6.3÷0.21×0.573.3.6÷0.09÷0.874.8.5÷0.17×0.0675.5.2÷0.13÷1.676.9.6÷0.32×0.2577.2.7÷0.03÷0.978.4.4÷0.22×0.1879.6.8÷0.17÷0.480.3.3÷0.33×0.0781.5.7÷0.19÷1.582.7.6÷0.19×0.0483.4.9÷0.07÷1.484.9.2÷0.23×0.0585.3.8÷0.19÷0.586.6.5÷0.13×0.0987.5.4÷0.06÷1.888.8.8÷0.22×0.1289.7.2÷0.18÷0.490.4.6÷0.23×0.03（三）综合型：含循环小数及近似计算（结果保留一位小数）91.2÷0.6×0.392.3÷1.4×0.793.5÷0.8÷1.294.7÷0.4×0.295.4÷1.3÷0.5（保留一位小数）96.6÷0.7×0.3（保留一位小数）97.8÷1.5÷0.6（保留一位小数）98.9÷0.6×0.4599.2.5÷0.15×0.06（保留一位小数）100.3.5÷0.25÷1.1（保留一位小数）运算要点提示：1.小数乘法：先按整数乘法算出积，再看因数中一共有几位小数，就从积的右边起数出几位，点上小数点。若积的小数位数不够，需在前面用0补足。2.小数除法：*除数是整数时，按整数除法法则去除，商的小数点要与被除数的小数点对齐。*除数是小数时，先移动除数的小数点，使其变成整数；除数的小数点向右移动几位，被除数的小数点也向右移动几位（位数不够时，在被除数末尾用0补足），然后按除数是整数的除法进行计算。3.脱式计算：严格按照从左到右的顺序依次运算，每一步的计算结果都要清晰写出，确保过程的完整性与准确性。4.近似计算：当题目要求保留