Add 60/70 and 21/24
60/70 + 21/24 is 97/56.
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,
60/70 = 60 × 12/70 × 12 = 720/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
21/24 = 21 × 35/24 × 35 = 735/840 - Add the two like fractions:
720/840 + 735/840 = 720 + 735/840 = 1455/840 - 1455/840 simplified gives 97/56
- So, 60/70 + 21/24 = 97/56
In mixed form: 141/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/70+42/24 60/70+21/48 60/70+63/24 60/70+21/72