ID: 23995143

小数乘除法脱式计算(含巧算)专项集训卷-2025-2026学年数学五年级上册人教版(含答案解析)

日期:2025-09-29 科目:数学 类型:小学试卷 查看:16次 大小:332104B 来源:二一课件通
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小数,学年,答案,人教,上册,五年级
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中小学教育资源及组卷应用平台 小数乘除法脱式计算(含巧算)专项集训卷-2025-2026学年数学五年级上册人教版 1.计算下列各题,能简算的要简算,写出主要计算过程。 ①0.11×1.8+8.2×0.11 ②57.6÷2.5÷4 ③78÷6.5-5.5 2.计算下面各题。 (1)10-4.2÷7 (2)(4.5+0.05)÷1.4 (3)3.17×1.6+3.17×8.4 3.脱式计算 10.9-0.9÷1.8 82.6÷4÷0.25 3.6÷0.4+1.25×5 (3.2+0.16)÷0.8 4.脱式计算,能简便计算的要简便计算。 20.4-8.6÷2.5 5.6×1.3+4.4×1.3 123.5÷1.25÷0.8 5. 递等式计算,能简算的要简算。 1.25×8÷1.25×8 1.95÷(3.58-2.8) 1.84÷0.23 +2.76÷0.23 6.能简算的要简算。 7.16×99+7.16 25.83÷(13.6-12.7) 3.2×2.5×12.5 4.9×3.2+7.8×4.9-4.9 7. 脱式计算。(能简算的可以简算) 0.25×23.6×0.4 1.3×4.2+3.7×4.2 (2-0.32×4)÷1.8 8.能简算的要简算。 9.计算下列各题,能简便的要简便计算。 3.2×10.3 8.57×11-8.57 3.25+6.75÷2.5 10.脱式计算, 能简便的要简便。 11.递等式计算。(能简算的要简算) 12. 计算下面各题,能简便的要用简便方法算。 4.37×5.3+4.37×4.7 1.7×10.1 13.怎么算简便就怎么算 1.5×105 0.8×0.25×0.4×12.5 8.2÷0.25÷4 14.脱式计算,能简便计算的要简便计算。 2.5×(4+0.4) 14.8×0.25+6.3 9.52÷3.4+7.2 3.69÷(3.69÷0.3) 15. 脱式计算(能简算的要简算)。 1.62+0.28÷4 9.76÷0.4÷2.5 0.38×7.9-0.38×6.9 16.脱式计算,能简算的要简算。 7.56-9.84÷6+0.48 0.125×3.2×2.5 62.5-62.5×1.5÷62.5×1.5 17.脱式计算,能简便计算的要简便计算。 19.97-(7.06+5.97)-2.94 2.5×12.5×1.6 27.3÷0.75÷4+1.9 4.9×7.2+61×0.72-7.2 18. 计算下面各题,能简算的要简算。 12.5×79+12.5 5.69÷0.25÷0.4 11.2÷0.8-11.84 9.6÷(96÷2.5) 16.8-6.8×0.15 10 5×3.4 答案解析部分 1.【答案】①0.11×1.8+8.2×0.11 =0.11×(1.8+8.2) =0.11×10 =1.1 ②57.6÷2.5÷4 =57.6÷(2.5×4) =57.6÷10 =5.76 ③78÷6.5-5.5 =12-5.5 =6.5 2.【答案】(1)10-4.2÷7 =10-0.6 =9.4 (2)(4.5+0.05)÷1.4 =4.55÷1.4 =3.25 (3)3.17×1.6+3.17×8.4 =3.17×(1.6+8.4) =3.17×10 =31.7 3.【答案】解:10.9-0.9÷1.8 =10.9-0.5 =10.4 82.6÷4÷0.25 =82.6÷(4×0.25) =82.6÷1 =82.6 3.6÷0.4+1.25×5 =9+6.25 =15.25 (3.2+0.16)÷0.8 =3.36÷0.8 =4.2 4.【答案】16.96;13;123.5 5.【答案】解:1.25×8÷1.25×8 =(1.25÷1.25)×(8×8) =1×64 =64 1.95÷(3.58-2.8) =1.95÷0.78 =2.5 1.84÷0.23 +2.76÷0.23 =(1.84+2.76)÷0.23 =4.6÷0.23 =20 6.【答案】解:7.16×99+7.16 =7.16×(99+1) =7.16×100 =716 25.83÷(13.6-12.7) =25.83÷0.9 =28.7 3.2×2.5×12.5 =4×0.8×2.5×12.5 =4×2.5×(0.8×12.5) =10×10 =100 4.9×3.2+7.8×4.9-4.9 =4.9×(3.2+7.8-1) =4.9×10 =49 7.【答案】解:126÷35×0.7 =3.6×0.7 =2.52 0.25×23.6×0.4 =0.25×0.4×23.6 =0.1×23.6 =2.36 1.3×4.2+3.7×4.2 =(1.3+3.7)×4.2 =5×4.2 =21 (2-0.32×4)÷1.8 =(2-1.28)÷1.8 =0.72÷1.8 =0.4 8.【答案】= = = = = = = = = = = = = 9.【答案】解:3.2×10.3 =3.2×(10+0.3) =3.2×10+3.2×0.3 =32+0.96 =32.96 8.57×11-8.57 =8.57×11-8.57×1 =8.57×(11-1) =8.57×10 =85.7 3.25+6.75÷2.5 =3.25+2.7 =5.95 10.【答案】解: =1.2×5÷1.5 =6÷1.5 =4 = =4.65÷1 =4.65 = =1×5.2 =5.2 =1.428-0.04 =1.388 11.【答案】解:1.35×2.5+2.65×2.5 =(1.3 ... ...

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