Add 36/18 and 45/42
1st number: 2 0/18, 2nd number: 1 3/42
36/18 + 45/42 is 43/14.
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,
36/18 = 36 × 7/18 × 7 = 252/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
45/42 = 45 × 3/42 × 3 = 135/126 - Add the two like fractions:
252/126 + 135/126 = 252 + 135/126 = 387/126 - 387/126 simplified gives 43/14
- So, 36/18 + 45/42 = 43/14
In mixed form: 31/14
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