Add 7/9 and 4/42
79 + 442 is 5563.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 42 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 9 × 14 = 126,
79 = 7 × 149 × 14 = 98126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
442 = 4 × 342 × 3 = 12126 - Add the two like fractions:
98126 + 12126 = 98 + 12126 = 110126 - 110/126 simplified gives 5563
- So, 7/9 + 4/42 = 55/63
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