2025小数乘除法计算题.docx
2025小数乘除法计算题【附答案】（满分:100分,时间:60分钟）注意事项：1 .本卷共150题，均为直接计算题，请用竖式或方法计算;2 .小数乘法注意积的小数位数，除法注意商的小数点位置;3 .运算需写出关键步骤（可选）。第一大题：小数乘法（共75题，每题0.4分，共30分）1. 2.5×4=2. 0.3×0.2=3. 1.2×5=4. 0.7×0.8=5. 3.6×0.5=6. 0.15×6=7. 4.2×0.3=8. 0.05×8=9. 2.4×0.25=10. 5×0.64=13.7.5×O.4=14.0.25×0.8=15.3.2×O.125=16.O.9×1.1=17.4.8×0.2=18.O.5×O.75=19.2.7×O.3=20.0.04×15=21.6.3×0.2=22.0.18×5=23.0.35×0.2=24.9.9×0.1=25.0.25×4.8=26.0.125×8=27.0.25×0.4=28.1.5×0.6=29.0.36×2.5=30.4.5×0.2=33.8.5×O.2=34.0.06×1.5=35.2.2×0.5=36.0.9×0.9=37.5.6×0.1=38.O.3×O.33=39.0.25×1.6=40.7.2×0.5=4i.0.14×0.5=42.3.9×0.2=43.0.02×0.8=44.6.4×0.125=45.0.5×0.5=46.1.8×0.3=47.0.7×0.75=48.0.03×2.2=49.4.5×0.4=50.0.2×0.95=53.0.4×0.25×8=()54.1.25×8.8=O55.0.25×3.2×0.4=()56.3.6×0.25=()57.0.8×1.25×0.5=()58.2.5×1.6=()59.0.125×7.2=O60.4.5×99+4.5=O6i.0.25×1.25×16=O62.1.5×102=O63.0.8×0.25×0.4×12.5=()64.2.5×3.2×0.125=()65.0.99×4.5=O66.3.6×10.1-3.6×0.1=()67.0.25×(4+0.8)=()68.1.25×3.2×0.25=()69.0.5×2.4×0.2=()70.4.5×7.8+5.5×7.8=()73.0.8×1.25+0.8×0.25=()74.3.6×2.5=O75.0.25×4.8+0.25×5.2=O第二大题：小数除法(共75题，每题0.4分，共30分)1. 8÷0.4=2. 1.2÷0.3=3. 0.72÷0.8=4. 3.6÷0.9=5. 10÷0.25=6. 5.6÷0.7=7. 0.48÷0.6=8. 2.4÷0.06=9. 9.6÷0.8=10. 0.36÷0.4=11,7.2÷0.9=11. 1.5÷0.5=13.O.25÷O.5=17.0.8÷0.04=18.3.9÷O.3=19.0.56÷O.8=20.6.4÷0.2=21.0.9÷0.3=22.2.7÷0.9=23.1.8÷0.6=24.0.15÷0.05=25.4.2÷0.7=26.0.4÷0.2=27.0.6÷0.15=28.1.5÷0.5=29.2.8÷0.4=30.3.3÷0.3=31.5.5÷0.5=32.0.75÷0.25=33.0.96÷0.12=34.8.4÷0.7=37.0.32÷O.O8=38.4.5÷0.9=39.0.5÷0.25=40.6.6÷0.6=41.0.8÷0.02=42.7.7÷0.7=43.0.18÷0.06=44.12.5÷0.5=45.0.45÷0.9=46.2.2÷0.1=47.0.64÷0.08=48.3.5÷0.7=49.0.9÷0.03=50.8.8÷0.8=5i,0.25÷0.05=52.1.4÷0.2=53.5.4÷0.6=54.0.7÷0.01=57.4.8÷0.04=58.6.3÷0.9-59.0.56÷0.07=60.10.4÷0.8-61.0.3÷0.06=62.2.5÷0.5=63.7.2÷0.08=64.0.49÷0.07=65.1.6÷0.04=66.0.81÷0.09-67.11.2÷0.7=68.0.27÷0.03=69.9.6÷0.06=70.0.55÷0.05=71.3.8÷0.2=72.0.66÷0.06=73.12.6÷0.9=74.0.35÷0.05=参考答案第一大题：小数乘法答案1.1()2.0.063.64.0.565.1.82.0.97.1.26&-0.49.0.610.3.23.112.0.5413.314.0.215.0.44.().9917.().9618.0.37519.().8120.().65.1.2622.0.923.0.0724.0.9925.1.26.127.().128.0.929.0.930.0.97.0.9132.().133.1.734.0.0935.1.18.().8137.0.5638.().(19939.0.440.3.69.0.0742.0.7843.0.01644.().845.0.2510.0.5447.().52548.0.06649.1.850.0.1911.0.552.1153.0.854.1155.0.3212.().957.().558.459.0.960.45013.562,15363.164.165.4.45514.3667.1.2568.169.0.2470.7815.172.3.7573.1.2574.975.2.5第二大题：小数除法答案76.2077.478.0.979.480.4()77.882.().883.4084.1285.0.978.887.388.().589.4090.0.979.792.2093.1394.0.795.3280.397.398.399.31,681.2102.4103.3104.7105.1182.11107.3108.8109.12110.1083.11112.4113.5114.2115.1184.40117.11118.3119.25120.0.585.22122.8123.5124.30125.1186.5127.7128.9129.70130.3187.4132,120133.7134.8135.1388.5137.5138.(M)139.7140.4089.9142.16143.9144.16()145.1190.19147.H148.14149.7150.
