Add 70/24 and 21/60
1st number: 2 22/24, 2nd number: 21/60
70/24 + 21/60 is 49/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
70/24 = 70 × 5/24 × 5 = 350/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
21/60 = 21 × 2/60 × 2 = 42/120 - Add the two like fractions:
350/120 + 42/120 = 350 + 42/120 = 392/120 - 392/120 simplified gives 49/15
- So, 70/24 + 21/60 = 49/15
In mixed form: 34/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/24+42/60 70/48+21/60 70/24+63/60 70/72+21/60