Add 7/2 and 90/63
1st number: 3 1/2, 2nd number: 1 27/63
7/2 + 90/63 is 69/14.
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,
7/2 = 7 × 63/2 × 63 = 441/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
90/63 = 90 × 2/63 × 2 = 180/126 - Add the two like fractions:
441/126 + 180/126 = 441 + 180/126 = 621/126 - 621/126 simplified gives 69/14
- So, 7/2 + 90/63 = 69/14
In mixed form: 413/14
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