Add 8/18 and 72/42
1st number: 8/18, 2nd number: 1 30/42
8/18 + 72/42 is 136/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 42 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
8/18 = 8 × 7/18 × 7 = 56/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
72/42 = 72 × 3/42 × 3 = 216/126 - Add the two like fractions:
56/126 + 216/126 = 56 + 216/126 = 272/126 - 272/126 simplified gives 136/63
- So, 8/18 + 72/42 = 136/63
In mixed form: 210/63
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