Add 81/14 and 75/63
1st number: 5 11/14, 2nd number: 1 12/63
81/14 + 75/63 is 293/42.
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,
81/14 = 81 × 9/14 × 9 = 729/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
75/63 = 75 × 2/63 × 2 = 150/126 - Add the two like fractions:
729/126 + 150/126 = 729 + 150/126 = 879/126 - 879/126 simplified gives 293/42
- So, 81/14 + 75/63 = 293/42
In mixed form: 641/42
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