Add 70/14 and 81/8
1st number: 5 0/14, 2nd number: 10 1/8
70/14 + 81/8 is 121/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 14 × 4 = 56,
70/14 = 70 × 4/14 × 4 = 280/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
81/8 = 81 × 7/8 × 7 = 567/56 - Add the two like fractions:
280/56 + 567/56 = 280 + 567/56 = 847/56 - 847/56 simplified gives 121/8
- So, 70/14 + 81/8 = 121/8
In mixed form: 151/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+81/8 70/14+81/16 70/42+81/8 70/14+81/24 70/14+81/40 70/98+81/8 70/14+81/56