Add 70/14 and 81/16
1st number: 5 0/14, 2nd number: 5 1/16
70/14 + 81/16 is 161/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 16 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 14 × 8 = 112,
70/14 = 70 × 8/14 × 8 = 560/112 - Likewise, for the 2nd fraction, since 16 × 7 = 112,
81/16 = 81 × 7/16 × 7 = 567/112 - Add the two like fractions:
560/112 + 567/112 = 560 + 567/112 = 1127/112 - 1127/112 simplified gives 161/16
- So, 70/14 + 81/16 = 161/16
In mixed form: 101/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+81/16 70/14+81/32 70/42+81/16 70/14+81/48 70/14+81/80 70/98+81/16