Add 27/42 and 36/15
1st number: 27/42, 2nd number: 2 6/15
27/42 + 36/15 is 213/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 15 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 15 × 14 = 210,
36/15 = 36 × 14/15 × 14 = 504/210 - Add the two like fractions:
135/210 + 504/210 = 135 + 504/210 = 639/210 - 639/210 simplified gives 213/70
- So, 27/42 + 36/15 = 213/70
In mixed form: 33/70
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