Add 4/42 and 21/18
1st number: 4/42, 2nd number: 1 3/18
4/42 + 21/18 is 53/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
4/42 = 4 × 3/42 × 3 = 12/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
21/18 = 21 × 7/18 × 7 = 147/126 - Add the two like fractions:
12/126 + 147/126 = 12 + 147/126 = 159/126 - 159/126 simplified gives 53/42
- So, 4/42 + 21/18 = 53/42
In mixed form: 111/42
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