Add 56/63 and 21/18
1st number: 56/63, 2nd number: 1 3/18
56/63 + 21/18 is 37/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
56/63 = 56 × 2/63 × 2 = 112/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
21/18 = 21 × 7/18 × 7 = 147/126 - Add the two like fractions:
112/126 + 147/126 = 112 + 147/126 = 259/126 - 259/126 simplified gives 37/18
- So, 56/63 + 21/18 = 37/18
In mixed form: 21/18
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