Add 90/42 and 12/36
1st number: 2 6/42, 2nd number: 12/36
90/42 + 12/36 is 52/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 42 × 6 = 252,
90/42 = 90 × 6/42 × 6 = 540/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
12/36 = 12 × 7/36 × 7 = 84/252 - Add the two like fractions:
540/252 + 84/252 = 540 + 84/252 = 624/252 - 624/252 simplified gives 52/21
- So, 90/42 + 12/36 = 52/21
In mixed form: 210/21
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