Add 42/15 and 75/14
1st number: 2 12/15, 2nd number: 5 5/14
42/15 + 75/14 is 571/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
42/15 = 42 × 14/15 × 14 = 588/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
75/14 = 75 × 15/14 × 15 = 1125/210 - Add the two like fractions:
588/210 + 1125/210 = 588 + 1125/210 = 1713/210 - 1713/210 simplified gives 571/70
- So, 42/15 + 75/14 = 571/70
In mixed form: 811/70
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