Add 63/70 and 15/24
63/70 + 15/24 is 61/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 70 × 12 = 840,
63/70 = 63 × 12/70 × 12 = 756/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
15/24 = 15 × 35/24 × 35 = 525/840 - Add the two like fractions:
756/840 + 525/840 = 756 + 525/840 = 1281/840 - 1281/840 simplified gives 61/40
- So, 63/70 + 15/24 = 61/40
In mixed form: 121/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/70+30/24 63/70+15/48 63/70+45/24 63/70+15/72 63/70+75/24