Add 27/42 and 42/35
1st number: 27/42, 2nd number: 1 7/35
27/42 + 42/35 is 129/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
27/42 = 27 × 5/42 × 5 = 135/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
42/35 = 42 × 6/35 × 6 = 252/210 - Add the two like fractions:
135/210 + 252/210 = 135 + 252/210 = 387/210 - 387/210 simplified gives 129/70
- So, 27/42 + 42/35 = 129/70
In mixed form: 159/70
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