Add 16/7 and 70/9
1st number: 2 2/7, 2nd number: 7 7/9
16/7 + 70/9 is 634/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
16/7 = 16 × 9/7 × 9 = 144/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
70/9 = 70 × 7/9 × 7 = 490/63 - Add the two like fractions:
144/63 + 490/63 = 144 + 490/63 = 634/63 - So, 16/7 + 70/9 = 634/63
In mixed form: 104/63
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