Add 63/70 and 15/36
63/70 + 15/36 is 79/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 70 × 18 = 1260,
63/70 = 63 × 18/70 × 18 = 1134/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
15/36 = 15 × 35/36 × 35 = 525/1260 - Add the two like fractions:
1134/1260 + 525/1260 = 1134 + 525/1260 = 1659/1260 - 1659/1260 simplified gives 79/60
- So, 63/70 + 15/36 = 79/60
In mixed form: 119/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/70+30/36 63/70+15/72 63/70+45/36 63/70+75/36