Add 60/54 and 21/24
1st number: 1 6/54, 2nd number: 21/24
60/54 + 21/24 is 143/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 24 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 54 × 4 = 216,
60/54 = 60 × 4/54 × 4 = 240/216 - Likewise, for the 2nd fraction, since 24 × 9 = 216,
21/24 = 21 × 9/24 × 9 = 189/216 - Add the two like fractions:
240/216 + 189/216 = 240 + 189/216 = 429/216 - 429/216 simplified gives 143/72
- So, 60/54 + 21/24 = 143/72
In mixed form: 171/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/54+42/24 60/54+21/48 60/54+63/24 60/54+21/72