Add 72/60 and 63/8
1st number: 1 12/60, 2nd number: 7 7/8
72/60 + 63/8 is 363/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
72/60 = 72 × 2/60 × 2 = 144/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
63/8 = 63 × 15/8 × 15 = 945/120 - Add the two like fractions:
144/120 + 945/120 = 144 + 945/120 = 1089/120 - 1089/120 simplified gives 363/40
- So, 72/60 + 63/8 = 363/40
In mixed form: 93/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/60+63/16 72/60+63/24 72/60+63/40 72/60+63/56