Add 18/42 and 80/63
1st number: 18/42, 2nd number: 1 17/63
18/42 + 80/63 is 107/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
18/42 = 18 × 3/42 × 3 = 54/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
80/63 = 80 × 2/63 × 2 = 160/126 - Add the two like fractions:
54/126 + 160/126 = 54 + 160/126 = 214/126 - 214/126 simplified gives 107/63
- So, 18/42 + 80/63 = 107/63
In mixed form: 144/63
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