Add 8/42 and 7/9
8/42 + 7/9 is 61/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 9 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
8/42 = 8 × 3/42 × 3 = 24/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
7/9 = 7 × 14/9 × 14 = 98/126 - Add the two like fractions:
24/126 + 98/126 = 24 + 98/126 = 122/126 - 122/126 simplified gives 61/63
- So, 8/42 + 7/9 = 61/63
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