简便计算,(能简便的要简便) (17.2-0.4)÷0.4 4.25-4.25×0.8 0.125×0.07×0.8 0.84÷0.03-1.5(0.24+X)×0.8=3.2 (解方程) 简便计算也要答 (17.2-0.4)÷0.4 4.25-4.25×0.8 0.125×0.07×0.8 0.84÷0.03-1.5
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![简便计算,(能简便的要简便) (17.2-0.4)÷0.4 4.25-4.25×0.8 0.125×0.07×0.8 0.84÷0.03-1.5(0.24+X)×0.8=3.2 (解方程) 简便计算也要答 (17.2-0.4)÷0.4 4.25-4.25×0.8 0.125×0.07×0.8 0.84÷0.03-1.5](/uploads/image/z/1238957-53-7.jpg?t=%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%2C%EF%BC%88%E8%83%BD%E7%AE%80%E4%BE%BF%E7%9A%84%E8%A6%81%E7%AE%80%E4%BE%BF%EF%BC%89+%EF%BC%8817.2-0.4%EF%BC%89%C3%B70.4+4.25-4.25%C3%970.8+0.125%C3%970.07%C3%970.8+0.84%C3%B70.03-1.5%EF%BC%880.24%2BX%EF%BC%89%C3%970.8%3D3.2+%EF%BC%88%E8%A7%A3%E6%96%B9%E7%A8%8B%EF%BC%89+%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%E4%B9%9F%E8%A6%81%E7%AD%94+%EF%BC%8817.2-0.4%EF%BC%89%C3%B70.4+4.25-4.25%C3%970.8+0.125%C3%970.07%C3%970.8+0.84%C3%B70.03-1.5)
简便计算,(能简便的要简便) (17.2-0.4)÷0.4 4.25-4.25×0.8 0.125×0.07×0.8 0.84÷0.03-1.5(0.24+X)×0.8=3.2 (解方程) 简便计算也要答 (17.2-0.4)÷0.4 4.25-4.25×0.8 0.125×0.07×0.8 0.84÷0.03-1.5
简便计算,(能简便的要简便) (17.2-0.4)÷0.4 4.25-4.25×0.8 0.125×0.07×0.8 0.84÷0.03-1.5
(0.24+X)×0.8=3.2 (解方程)
简便计算也要答 (17.2-0.4)÷0.4 4.25-4.25×0.8 0.125×0.07×0.8 0.84÷0.03-1.5
简便计算,(能简便的要简便) (17.2-0.4)÷0.4 4.25-4.25×0.8 0.125×0.07×0.8 0.84÷0.03-1.5(0.24+X)×0.8=3.2 (解方程) 简便计算也要答 (17.2-0.4)÷0.4 4.25-4.25×0.8 0.125×0.07×0.8 0.84÷0.03-1.5
1.0.24+x=3.2/0.8
0.24+x=4
x=4-0.24=3.76
2.(17.2-0.4)÷0.4
=17.2÷0.4-0.4÷0.4
=43-1
=42
3.4.25-4.25×0.8
4.25×(1-0.8)
4.25×0.2
=0.85
4.0.125×0.07×0.8
=0.125×0.8×0.07
=0.1×0.07
=0.007
5.0.84÷0.03-1.5
=28-1.5
=26.5
(0.24+X)×0.8=3.2
0.24+x=4
x=3.76
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简便计算42,0.85,0.007,26.5
0.24+x=3.2/0.8
0.24+x=4
x=4-0.24=3.76