1.8÷0.15-0.5×0.
0.15:0.
0.1+0.3+0.5+0.7+0.9+0.11+0.13+0.15+0.17+0.
1.8+1.8÷1.5-0.5*0.3的简便运算
7.2÷1.8+6.8×0.5 3.7+6.3÷0.6-0.4
20×[(2.44-1.8)÷0.4+0.15]=( 请看清楚题目,是简便计算
20×[(2.44-1.8)÷0.4+0.15] 28-(3.4+1.25×2.4) 2.55×7
解方程:0.15÷0.02y=0.易懂.不要有特殊符号
0.1+0.3+0.5+.0.7+0.9 0.11+0.13+0.15+0.17+0.19+0.21.+0.97+0.
化成最简分数 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 0.15 0.25 0.35 0.
0.1+0.3+0.5+0.7+0.9+0.11+0.13+0.15+0.17+0.19+...+0.
Matlab拟合x=[0,0.05,0.1,0.15,0.2,0.25,0.3,0.35,0.4,0.45,0.5,0.
4.05÷0.5+10.75 18.54÷1.8-85 39.78÷6