Add 84/6 and 9/90, Solve 14 0/6 + 9/90 as a fraction

Add 84/6 and 9/90

1^st number: 14 0/6, 2^nd number: 9/90

84/6 + 9/90 is 141/10.

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,
84/6 = 84 × 15/6 × 15 = 1260/90
Likewise, for the 2nd fraction, since 90 × 1 = 90,
9/90 = 9 × 1/90 × 1 = 9/90
Add the two like fractions:
1260/90 + 9/90 = 1260 + 9/90 = 1269/90
1269/90 simplified gives 141/10
So, 84/6 + 9/90 = 141/10
In mixed form: 141/10

MathStep (Works offline)

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