Add 21/63 and 28/14
1st number: 21/63, 2nd number: 2 0/14
21/63 + 28/14 is 7/3.
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,
28/14 = 28 × 9/14 × 9 = 252/126 - Add the two like fractions:
42/126 + 252/126 = 42 + 252/126 = 294/126 - 294/126 simplified gives 7/3
- So, 21/63 + 28/14 = 7/3
In mixed form: 21/3
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