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时间:2019-02-20
《六年级下册数学专项训练-脱式计算|人教新课标(2014秋)(含答案)》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、六年级数学下册脱式计算及答案脱式计算8371545520.2549416723723237134162.751.423.3275%561125%28.75474【答案】15313527解方程112x74x+3=x-2=:2.82:(x-1)=4331245【答案】x=68x=7.5x=3.5解比例我能行1.25x2.4:1.6=12:xx:10=15:12=0.251.61114:=:xx:4.5=:3.2x:0.75=80:252545【答案】2.4:1.6=12:x12x=10×15
2、2.4x=1.6×1212x=1502.4x=19.2x=12.5x=81.25x=0.251.6x:10=15:120.25x=1.25×1.640.25x=2x:4.5=:3.254x=83.2x=4.5×53.2x=3.6111:=:xx=1.125254111x=×24511x=x:0.75=80:252201x=25x=80×0.751025x=60x=2.4脱式计算13215625-125×÷0.65÷4+×2574712.93-(5.6+2.93)20.7×40-93÷3.14127÷(+×)1.25×13.6×8553【答案】115254.4798713642解下
3、列方程或比例11X-75%X=12.6:=X:1.620X×7=3.585【答案】150.4140解比例x:14=6:280.75:x=0.25:3【答案】x:14=6:2828x=14×628x÷28=84÷28x=30.75:x=0.25:30.25x=0.75×30.25x÷0.25=2.25÷0.25x=954x=36×354x÷54=108÷54x=2.脱式计算8371545520.254941672372323713462.751.4547123.3275%561125%28
4、.74【答案】15313527解方程112x74x+3=x-2=:2.82:(x-1)=4331245【答案】x=68x=7.5x=3.5无答案练习脱式计算:75523(-)×(+)12.48÷(32×+3.6)816938131[1-(+)]÷2037-2037÷21484800-345÷15×8+263[9.2+0.8×(9-7.75)]÷0.44375+884÷26×25提公因式72×156-56×7275.3×99+75.3517179×4.25+4÷66×2.5-2×46415215714547×4+5÷1+1119197113897×-37.5%+104×0.3758
5、1743.5×1+1.25×2+3.8÷4105乘法分配律33999956×(-)2.5×(+++)7810101010741345×(+-0.6)3×(5-5.375)91548
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