Add 16/7 and 72/8
1st number: 2 2/7, 2nd number: 9 0/8
16/7 + 72/8 is 79/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
16/7 = 16 × 8/7 × 8 = 128/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
72/8 = 72 × 7/8 × 7 = 504/56 - Add the two like fractions:
128/56 + 504/56 = 128 + 504/56 = 632/56 - 632/56 simplified gives 79/7
- So, 16/7 + 72/8 = 79/7
In mixed form: 112/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/7+72/8 16/14+72/8 16/7+72/16 48/7+72/8 16/21+72/8 16/7+72/24 80/7+72/8 16/35+72/8 16/7+72/40 16/49+72/8 16/7+72/56