Question

Tách ra 273:13=bn

VD 72:6=(60+12):6=60:6+12:6=10+2=12

Giai nhanh giup em can gap

Answer 1

\(273:13=\left(260+13\right):13\)\(=260:13+13:13\)\(=20+1=21\)

Answer 2

\(273:13=\left(130+130+13\right):13\)

\(=130:13+130:13+13:13\)

\(=10+10+1=21\)