Add 72/7 and 24/18
1st number: 10 2/7, 2nd number: 1 6/18
72/7 + 24/18 is 244/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 7 × 18 = 126,
72/7 = 72 × 18/7 × 18 = 1296/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
24/18 = 24 × 7/18 × 7 = 168/126 - Add the two like fractions:
1296/126 + 168/126 = 1296 + 168/126 = 1464/126 - 1464/126 simplified gives 244/21
- So, 72/7 + 24/18 = 244/21
In mixed form: 1113/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/7+48/18 72/14+24/18 72/7+24/36 72/7+72/18 72/21+24/18 72/7+24/54 72/35+24/18 72/7+24/90 72/49+24/18