Add 21/56 and 30/27
1st number: 21/56, 2nd number: 1 3/27
21/56 + 30/27 is 107/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 27 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 56 × 27 = 1512,
21/56 = 21 × 27/56 × 27 = 567/1512 - Likewise, for the 2nd fraction, since 27 × 56 = 1512,
30/27 = 30 × 56/27 × 56 = 1680/1512 - Add the two like fractions:
567/1512 + 1680/1512 = 567 + 1680/1512 = 2247/1512 - 2247/1512 simplified gives 107/72
- So, 21/56 + 30/27 = 107/72
In mixed form: 135/72
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