Multiply the similar fractions. Reduce to its simplest form.
1) 3/6 x 4/6=
2) 7/9 X 2/9=
3) 12/20 x 15/20=
4) 5/7 x 4/7=
5) 7/11 x 8/11=
6) 8/10 x 9/10=​