5.21×1.2×0.55 15.2×1.1+3.8×10.1-3.25.21×1.2×0.55 15.2×1.1+3.8×10.1-3.2 10.6×(1.75+2.1)+1.1×0.5简便运算
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5.21×1.2×0.5515.2×1.1+3.8×10.1-3.25.21×1.2×0.5515.2×1.1+3.8×10.1-3.210.6×(1.75+2.1)+1.1×0.5简便运算5.21×
5.21×1.2×0.55 15.2×1.1+3.8×10.1-3.25.21×1.2×0.55 15.2×1.1+3.8×10.1-3.2 10.6×(1.75+2.1)+1.1×0.5简便运算
5.21×1.2×0.55 15.2×1.1+3.8×10.1-3.2
5.21×1.2×0.55 15.2×1.1+3.8×10.1-3.2 10.6×(1.75+2.1)+1.1×0.5简便运算
5.21×1.2×0.55 15.2×1.1+3.8×10.1-3.25.21×1.2×0.55 15.2×1.1+3.8×10.1-3.2 10.6×(1.75+2.1)+1.1×0.5简便运算
5.21×1.2×0.55 15.2×1.1+3.8×10.1-3.25.21×1.2×0.55 15.2×1.1+3.8×10.1-3.2 10.6×(1.75+2.1)+1.1×0.5简便运算
15.2-1.2÷0.16 ×0.84简算
0.5x+1.2+15.2=0.75x+9.1 怎么解
几乘0.55等于1
90%x=250×(1+15.2%)
1-0.45-0.55 = 的简便方法
(0.55-1/5)/(5/7*4.9)
四分之一加20.27加四分之一加8.7加1.2加4.27加5.21e加12.27加24.1加28.77等于多少?
5.79×0.8+0.8×5.21-0.8=?1/6÷【(5/6-1/8)×2/17=?
80乘括号1-x的平方=15.2 怎么
90%х=250X(1+15.2%)怎么算?
(1-5/2)X+15.2=80%X
计算:1.1+4.4+7.7+10.10+13.13+……+55.55+58.58原式=(1+4+7+10+13......+58)+(0.1+0.4+0.7)+(0.10+0.13……+0.55+0.58)=(1+58)*20/2+1.2+(0.10+0.58)* 17/2 =596.98
28.6被0.55除的商减去3与1.2的积 差是多少
X*0.55+1*0.8=(X+1)*0.6
X*0.55+1*0.8=(X+1)*0.6
一筐鱼卖出一半多1.2kg还剩15.2kg如果卖这筐鱼的3/4,这是连筐还有9.1kg,这筐鱼
解方程 0.55*(1-x)+0.35*x=0.52