Add 7/24 and 63/70
7/24 + 63/70 is 143/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 70 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 24 × 35 = 840,
7/24 = 7 × 35/24 × 35 = 245/840 - Likewise, for the 2nd fraction, since 70 × 12 = 840,
63/70 = 63 × 12/70 × 12 = 756/840 - Add the two like fractions:
245/840 + 756/840 = 245 + 756/840 = 1001/840 - 1001/840 simplified gives 143/120
- So, 7/24 + 63/70 = 143/120
In mixed form: 123/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/24+63/70 7/48+63/70 21/24+63/70 7/72+63/70 35/24+63/70 49/24+63/70