Add 4/7 and 8/9
4/7 + 8/9 is 92/63.
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,
4/7 = 4 × 9/7 × 9 = 36/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
8/9 = 8 × 7/9 × 7 = 56/63 - Add the two like fractions:
36/63 + 56/63 = 36 + 56/63 = 92/63 - So, 4/7 + 8/9 = 92/63
In mixed form: 129/63
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