Add 4/42 and 24/56
4/42 + 24/56 is 11/21.
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,
4/42 = 4 × 4/42 × 4 = 16/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
24/56 = 24 × 3/56 × 3 = 72/168 - Add the two like fractions:
16/168 + 72/168 = 16 + 72/168 = 88/168 - 88/168 simplified gives 11/21
- So, 4/42 + 24/56 = 11/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/42+24/56 4/42+48/56 4/84+24/56 12/42+24/56 4/42+72/56 20/42+24/56 28/42+24/56