Add 72/8 and 50/7
1st number: 9 0/8, 2nd number: 7 1/7
72/8 + 50/7 is 113/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
72/8 = 72 × 7/8 × 7 = 504/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
50/7 = 50 × 8/7 × 8 = 400/56 - Add the two like fractions:
504/56 + 400/56 = 504 + 400/56 = 904/56 - 904/56 simplified gives 113/7
- So, 72/8 + 50/7 = 113/7
In mixed form: 161/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/16+50/7 72/8+50/14 72/24+50/7 72/8+50/21 72/40+50/7 72/8+50/35 72/56+50/7 72/8+50/49