Add 63/84 and 7/60
63/84 + 7/60 is 13/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
63/84 = 63 × 5/84 × 5 = 315/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
7/60 = 7 × 7/60 × 7 = 49/420 - Add the two like fractions:
315/420 + 49/420 = 315 + 49/420 = 364/420 - 364/420 simplified gives 13/15
- So, 63/84 + 7/60 = 13/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/84+14/60 63/84+21/60 63/84+35/60 63/84+49/60