Add 10/21 and 24/56
10/21 + 24/56 is 19/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 21 × 8 = 168,
10/21 = 10 × 8/21 × 8 = 80/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
24/56 = 24 × 3/56 × 3 = 72/168 - Add the two like fractions:
80/168 + 72/168 = 80 + 72/168 = 152/168 - 152/168 simplified gives 19/21
- So, 10/21 + 24/56 = 19/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/21+24/56 10/21+48/56 10/42+24/56 30/21+24/56 10/21+72/56 10/63+24/56 50/21+24/56 70/21+24/56