Add 24/21 and 5/28
1st number: 1 3/21, 2nd number: 5/28
24/21 + 5/28 is 37/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
24/21 = 24 × 4/21 × 4 = 96/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
5/28 = 5 × 3/28 × 3 = 15/84 - Add the two like fractions:
96/84 + 15/84 = 96 + 15/84 = 111/84 - 111/84 simplified gives 37/28
- So, 24/21 + 5/28 = 37/28
In mixed form: 19/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/21+5/28 24/21+10/28 24/42+5/28 24/21+5/56 72/21+5/28 24/21+15/28 24/63+5/28 24/21+5/84 24/21+25/28 24/21+35/28