Add 56/4 and 49/21
1st number: 14 0/4, 2nd number: 2 7/21
56/4 + 49/21 is 49/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
56/4 = 56 × 21/4 × 21 = 1176/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
49/21 = 49 × 4/21 × 4 = 196/84 - Add the two like fractions:
1176/84 + 196/84 = 1176 + 196/84 = 1372/84 - 1372/84 simplified gives 49/3
- So, 56/4 + 49/21 = 49/3
In mixed form: 161/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/4+98/21 56/8+49/21 56/4+49/42 56/12+49/21 56/4+49/63 56/20+49/21 56/28+49/21