Add 84/8 and 16/7
1st number: 10 4/8, 2nd number: 2 2/7
84/8 + 16/7 is 179/14.
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,
84/8 = 84 × 7/8 × 7 = 588/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
16/7 = 16 × 8/7 × 8 = 128/56 - Add the two like fractions:
588/56 + 128/56 = 588 + 128/56 = 716/56 - 716/56 simplified gives 179/14
- So, 84/8 + 16/7 = 179/14
In mixed form: 1211/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/8+32/7 84/16+16/7 84/8+16/14 84/8+48/7 84/24+16/7 84/8+16/21 84/8+80/7 84/40+16/7 84/8+16/35 84/56+16/7 84/8+16/49