3252 ⊥ 60
- 300 54
252
- 240
12(ост)
--------------------------
6568 ⊥80
- 560 79
768
- 720
48(ост)
--------------------------------------
27560 ⊥500
- 2500 55
2560
- 2500
60 (ост.)
0,6х+4,2=0,5х-1,5+6,8
0,1х=6,8-1,5-4,2
0,1х=1,1
х=1,1:0,1
х=11
I0.63I=0.63
I-0.9I=0.9
0.63:x₁=0.9
x₁=0.63:0.9
x₁=0.7
0.63:(-x₂)=0.9
x₂=-0.7
1)2,448÷4\5=3,06
2)3,06-1,56=1,5
3)1,5×0,73=1,095
4)1,095÷0,1=10,95
5)10,95-3 1\4=7,7
1.6%=300
100%=x
x=100*300/1.6=30000/1.6=18750