Add 72/16 and 15/36
1st number: 4 8/16, 2nd number: 15/36
72/16 + 15/36 is 59/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 36 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
72/16 = 72 × 9/16 × 9 = 648/144 - Likewise, for the 2nd fraction, since 36 × 4 = 144,
15/36 = 15 × 4/36 × 4 = 60/144 - Add the two like fractions:
648/144 + 60/144 = 648 + 60/144 = 708/144 - 708/144 simplified gives 59/12
- So, 72/16 + 15/36 = 59/12
In mixed form: 411/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/16+30/36 72/32+15/36 72/16+15/72 72/16+45/36 72/48+15/36 72/16+75/36 72/80+15/36