Add 60/8 and 21/18
1st number: 7 4/8, 2nd number: 1 3/18
60/8 + 21/18 is 26/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
60/8 = 60 × 9/8 × 9 = 540/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
21/18 = 21 × 4/18 × 4 = 84/72 - Add the two like fractions:
540/72 + 84/72 = 540 + 84/72 = 624/72 - 624/72 simplified gives 26/3
- So, 60/8 + 21/18 = 26/3
In mixed form: 82/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/8+42/18 60/16+21/18 60/8+21/36 60/8+63/18 60/24+21/18 60/8+21/54 60/40+21/18 60/8+21/90 60/56+21/18