Add 15/14 and 90/63
1st number: 1 1/14, 2nd number: 1 27/63
15/14 + 90/63 is 5/2.
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,
15/14 = 15 × 9/14 × 9 = 135/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
90/63 = 90 × 2/63 × 2 = 180/126 - Add the two like fractions:
135/126 + 180/126 = 135 + 180/126 = 315/126 - 315/126 simplified gives 5/2
- So, 15/14 + 90/63 = 5/2
In mixed form: 21/2
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