Add 56/63 and 21/36
56/63 + 21/36 is 53/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
56/63 = 56 × 4/63 × 4 = 224/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
21/36 = 21 × 7/36 × 7 = 147/252 - Add the two like fractions:
224/252 + 147/252 = 224 + 147/252 = 371/252 - 371/252 simplified gives 53/36
- So, 56/63 + 21/36 = 53/36
In mixed form: 117/36
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