Add 81/2 and 30/63
1st number: 40 1/2, 2nd number: 30/63
81/2 + 30/63 is 1721/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 2 × 63 = 126,
81/2 = 81 × 63/2 × 63 = 5103/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
30/63 = 30 × 2/63 × 2 = 60/126 - Add the two like fractions:
5103/126 + 60/126 = 5103 + 60/126 = 5163/126 - 5163/126 simplified gives 1721/42
- So, 81/2 + 30/63 = 1721/42
In mixed form: 4041/42
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