Add 84/9 and 21/48
1st number: 9 3/9, 2nd number: 21/48
84/9 + 21/48 is 469/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 9 × 16 = 144,
84/9 = 84 × 16/9 × 16 = 1344/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
21/48 = 21 × 3/48 × 3 = 63/144 - Add the two like fractions:
1344/144 + 63/144 = 1344 + 63/144 = 1407/144 - 1407/144 simplified gives 469/48
- So, 84/9 + 21/48 = 469/48
In mixed form: 937/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9+42/48 84/18+21/48 84/9+21/96 84/9+63/48 84/27+21/48 84/45+21/48 84/63+21/48