-3
We convert the fractions to twelfths: 1 + 8 twelfths + 9 twelfths. 1 + 17 twelfths 2 and 5 twelfths.
2.5
6 and 2/3 = 20/3 = 80/12
2/3 + 2/12 = [ 2x4 + 2 ]/12 = 10/12 = 5/6
-3
We convert the fractions to twelfths: 1 + 8 twelfths + 9 twelfths. 1 + 17 twelfths 2 and 5 twelfths.
2.5
Two thirds is (6 and 2/3) percent bigger than 5 eighths.
2/3 = 4/6 = 8/12, 8/12 - 5/12 = 3/12
6 and 2/3 = 20/3 = 80/12
2/3 + 2/12 = [ 2x4 + 2 ]/12 = 10/12 = 5/6
2/3 = 8/12 - 5/12 = 3/12 or 1/4
3 + 2/3 + 5 + 7/12 = 37/4 it is 37 fourths 9 and 1/4
The sum of 5/12 and 2/3 is 1 1/12The sum of 5/12 and 2/3 is 1 1/12
9 ninths divided by 3 equals 3 ninths. 3 thirds divided by 3 is 1 third. 1 third equals 3 ninths. 2 thirds equals 6 ninths. 2 thirds is bigger
4/5 ------ 2/3 = 0.66666 4/5 = 0.8