Add 63/70 and 15/14
1st number: 63/70, 2nd number: 1 1/14
63/70 + 15/14 is 69/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
63/70 = 63 × 1/70 × 1 = 63/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
15/14 = 15 × 5/14 × 5 = 75/70 - Add the two like fractions:
63/70 + 75/70 = 63 + 75/70 = 138/70 - 138/70 simplified gives 69/35
- So, 63/70 + 15/14 = 69/35
In mixed form: 134/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/70+30/14 63/70+15/28 63/70+45/14 63/70+15/42 63/70+75/14 63/70+15/70 63/70+15/98