Add 70/63 and 63/4
1st number: 1 7/63, 2nd number: 15 3/4
70/63 + 63/4 is 607/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 4 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
70/63 = 70 × 4/63 × 4 = 280/252 - Likewise, for the 2nd fraction, since 4 × 63 = 252,
63/4 = 63 × 63/4 × 63 = 3969/252 - Add the two like fractions:
280/252 + 3969/252 = 280 + 3969/252 = 4249/252 - 4249/252 simplified gives 607/36
- So, 70/63 + 63/4 = 607/36
In mixed form: 1631/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/63+63/8 70/63+63/12 70/63+63/20 70/63+63/28