28.67×67+3.2×286.7+573.4×0.05
28.67×67+3.2×286.7+573.4×0.05=
28.67×67+3.2×286.7+573.4×0.05
28.67*67+286.7*32+573.4*0.05咋么简便计算?
28.67+3.2*286.7+573.4*0.05的简便算法
计算:28.67×67+32×28.67+573.4×0.05=______.
奥数题:28.67×95+573.4×0.25
【1】2.86*67+3.2*28.26+57.2*0.05 【2】 89×13/86
28.26*67+3.2*282.6
0.4x+3.2=2.5x+0.05 X是多少
67
125*1.2*1.5*1.8*3.2 与12.5*67+53*3.1+72*3.1 怎样简便计算,谢谢!
3.78*0.5-0.65 3.8*41-3.8 0.05*3.2*40 3.98+13.4*0.24 (9.37+9.