Add 42/63 and 56/36
1st number: 42/63, 2nd number: 1 20/36
42/63 + 56/36 is 20/9.
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,
42/63 = 42 × 4/63 × 4 = 168/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
56/36 = 56 × 7/36 × 7 = 392/252 - Add the two like fractions:
168/252 + 392/252 = 168 + 392/252 = 560/252 - 560/252 simplified gives 20/9
- So, 42/63 + 56/36 = 20/9
In mixed form: 22/9
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