Add 64/9 and 20/7
1st number: 7 1/9, 2nd number: 2 6/7
64/9 + 20/7 is 628/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 7 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
64/9 = 64 × 7/9 × 7 = 448/63 - Likewise, for the 2nd fraction, since 7 × 9 = 63,
20/7 = 20 × 9/7 × 9 = 180/63 - Add the two like fractions:
448/63 + 180/63 = 448 + 180/63 = 628/63 - So, 64/9 + 20/7 = 628/63
In mixed form: 961/63
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