Add 16/18 and 81/42
1st number: 16/18, 2nd number: 1 39/42
16/18 + 81/42 is 355/126.
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,
16/18 = 16 × 7/18 × 7 = 112/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
81/42 = 81 × 3/42 × 3 = 243/126 - Add the two like fractions:
112/126 + 243/126 = 112 + 243/126 = 355/126 - So, 16/18 + 81/42 = 355/126
In mixed form: 2103/126
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