Add 56/21 and 30/4
1st number: 2 14/21, 2nd number: 7 2/4
56/21 + 30/4 is 61/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
56/21 = 56 × 4/21 × 4 = 224/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
30/4 = 30 × 21/4 × 21 = 630/84 - Add the two like fractions:
224/84 + 630/84 = 224 + 630/84 = 854/84 - 854/84 simplified gives 61/6
- So, 56/21 + 30/4 = 61/6
In mixed form: 101/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/21+60/4 56/42+30/4 56/21+30/8 56/21+90/4 56/63+30/4 56/21+30/12 56/21+30/20 56/21+30/28