Question

What is 12.9 divided by 0.6

Answer 1

`12.9:0.6=129:6=(120+9):6=120:6+9:6\\\\=20+(6+3):6=20+6:6+3:6=20+1+3:6=21+3:6\\\\Answer:\\\\12.9:0.6=21+3rest\\\\or\\\\12.9:0.6=21+3:6=21+(3)/(6)=21+(1)/(2)=21(1)/(2)=21.5`