Add 84/9 and 84/7
1st number: 9 3/9, 2nd number: 12 0/7
84/9 + 84/7 is 64/3.
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,
84/9 = 84 × 7/9 × 7 = 588/63 - Likewise, for the 2nd fraction, since 7 × 9 = 63,
84/7 = 84 × 9/7 × 9 = 756/63 - Add the two like fractions:
588/63 + 756/63 = 588 + 756/63 = 1344/63 - 1344/63 simplified gives 64/3
- So, 84/9 + 84/7 = 64/3
In mixed form: 211/3
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