Add 42/7 and 90/63
1st number: 6 0/7, 2nd number: 1 27/63
42/7 + 90/63 is 52/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
42/7 = 42 × 9/7 × 9 = 378/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
90/63 = 90 × 1/63 × 1 = 90/63 - Add the two like fractions:
378/63 + 90/63 = 378 + 90/63 = 468/63 - 468/63 simplified gives 52/7
- So, 42/7 + 90/63 = 52/7
In mixed form: 73/7
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