Add 24/42 and 30/56
24/42 + 30/56 is 31/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
24/42 = 24 × 4/42 × 4 = 96/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
30/56 = 30 × 3/56 × 3 = 90/168 - Add the two like fractions:
96/168 + 90/168 = 96 + 90/168 = 186/168 - 186/168 simplified gives 31/28
- So, 24/42 + 30/56 = 31/28
In mixed form: 13/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/42+30/56 24/42+60/56 24/84+30/56 72/42+30/56 24/42+90/56