A)
y:5=(118+338)
y:5=456
y=456x5
y=2280
b)
yx6=972-108x4
yx6=972-432
yx6=540
y=540:6
y=90
C)
y+8:4=28+204
y+2=232
y=232-2
y=230
tk nha!
4557;4558;4559;....;....;... điền số thích hợp vào chỗ trống
\(y:5=118+338\) \(y.6=972-108.4\) \(y+8:4=28+204\)
\(y:5=456\) \(y.6=540\) \(y+2=232\)
\(y=2280\) \(y=90\) \(y=230\)