Add 1/7 and 72/60
1st number: 1/7, 2nd number: 1 12/60
1/7 + 72/60 is 47/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 7 × 60 = 420,
1/7 = 1 × 60/7 × 60 = 60/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
72/60 = 72 × 7/60 × 7 = 504/420 - Add the two like fractions:
60/420 + 504/420 = 60 + 504/420 = 564/420 - 564/420 simplified gives 47/35
- So, 1/7 + 72/60 = 47/35
In mixed form: 112/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/7+72/60 1/14+72/60 3/7+72/60 1/21+72/60 5/7+72/60 1/35+72/60 1/49+72/60