Add 42/72 and 60/54
1st number: 42/72, 2nd number: 1 6/54
42/72 + 60/54 is 61/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 72 × 3 = 216,
42/72 = 42 × 3/72 × 3 = 126/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
60/54 = 60 × 4/54 × 4 = 240/216 - Add the two like fractions:
126/216 + 240/216 = 126 + 240/216 = 366/216 - 366/216 simplified gives 61/36
- So, 42/72 + 60/54 = 61/36
In mixed form: 125/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/72+60/54