Add 21/63 and 20/14
1st number: 21/63, 2nd number: 1 6/14
21/63 + 20/14 is 37/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
21/63 = 21 × 2/63 × 2 = 42/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
20/14 = 20 × 9/14 × 9 = 180/126 - Add the two like fractions:
42/126 + 180/126 = 42 + 180/126 = 222/126 - 222/126 simplified gives 37/21
- So, 21/63 + 20/14 = 37/21
In mixed form: 116/21
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