Add 90/6 and 10/90, Solve 15 0/6 + 10/90 as a fraction

Add 90/6 and 10/90

1^st number: 15 0/6, 2^nd number: 10/90

90/6 + 10/90 is 136/9.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 90 is 90

Next, find the equivalent fraction of both fractional numbers with denominator 90
For the 1st fraction, since 6 × 15 = 90,
90/6 = 90 × 15/6 × 15 = 1350/90
Likewise, for the 2nd fraction, since 90 × 1 = 90,
10/90 = 10 × 1/90 × 1 = 10/90
Add the two like fractions:
1350/90 + 10/90 = 1350 + 10/90 = 1360/90
1360/90 simplified gives 136/9
So, 90/6 + 10/90 = 136/9
In mixed form: 151/9

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad