Turn the fractions into percents:
#11: 3/9= 3 divided by 9
= 0.33 x 100
= 33%
1/4= 1 divided by 4
= 0.25 x 100
= 25%
5/12= 5 divided by 12
= 0.42 x 100
= 42%
LEAST TO GREATEST: 1/4,3/9, and 5/12
#13: 1/2= 1 divided by 2
= 0.5 x 100
= 50%
7/12= 7 divided by 12
= 0.58 x 100
= 58%
4/10= 4 divided by 10
= 0.4 x 100
= 40%
LEAST TO GREATEST: 4/10, 1/2, and 7/12