Add 72/60 and 36/54
1st number: 1 12/60, 2nd number: 36/54
72/60 + 36/54 is 28/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 60 × 9 = 540,
72/60 = 72 × 9/60 × 9 = 648/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
36/54 = 36 × 10/54 × 10 = 360/540 - Add the two like fractions:
648/540 + 360/540 = 648 + 360/540 = 1008/540 - 1008/540 simplified gives 28/15
- So, 72/60 + 36/54 = 28/15
In mixed form: 113/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/60+72/54