Add 72/60 and 9/54
1st number: 1 12/60, 2nd number: 9/54
72/60 + 9/54 is 41/30.
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,
9/54 = 9 × 10/54 × 10 = 90/540 - Add the two like fractions:
648/540 + 90/540 = 648 + 90/540 = 738/540 - 738/540 simplified gives 41/30
- So, 72/60 + 9/54 = 41/30
In mixed form: 111/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/60+18/54 72/60+27/54 72/60+45/54 72/60+63/54