Add 75/12 and 90/42
1st number: 6 3/12, 2nd number: 2 6/42
75/12 + 90/42 is 235/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
75/12 = 75 × 7/12 × 7 = 525/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
90/42 = 90 × 2/42 × 2 = 180/84 - Add the two like fractions:
525/84 + 180/84 = 525 + 180/84 = 705/84 - 705/84 simplified gives 235/28
- So, 75/12 + 90/42 = 235/28
In mixed form: 811/28
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