Add 42/24 and 49/56
1st number: 1 18/24, 2nd number: 49/56
42/24 + 49/56 is 21/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
42/24 = 42 × 7/24 × 7 = 294/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
49/56 = 49 × 3/56 × 3 = 147/168 - Add the two like fractions:
294/168 + 147/168 = 294 + 147/168 = 441/168 - 441/168 simplified gives 21/8
- So, 42/24 + 49/56 = 21/8
In mixed form: 25/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/24+49/56 42/24+98/56 42/48+49/56 42/72+49/56