Add 28/14 and 84/63
1st number: 2 0/14, 2nd number: 1 21/63
28/14 + 84/63 is 10/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
28/14 = 28 × 9/14 × 9 = 252/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
84/63 = 84 × 2/63 × 2 = 168/126 - Add the two like fractions:
252/126 + 168/126 = 252 + 168/126 = 420/126 - 420/126 simplified gives 10/3
- So, 28/14 + 84/63 = 10/3
In mixed form: 31/3
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