Add 72/60 and 64/12
1st number: 1 12/60, 2nd number: 5 4/12
72/60 + 64/12 is 98/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
72/60 = 72 × 1/60 × 1 = 72/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
64/12 = 64 × 5/12 × 5 = 320/60 - Add the two like fractions:
72/60 + 320/60 = 72 + 320/60 = 392/60 - 392/60 simplified gives 98/15
- So, 72/60 + 64/12 = 98/15
In mixed form: 68/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/60+64/24 72/60+64/36 72/60+64/60 72/60+64/84