Add 72/14 and 42/15
1st number: 5 2/14, 2nd number: 2 12/15
72/14 + 42/15 is 278/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
72/14 = 72 × 15/14 × 15 = 1080/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
42/15 = 42 × 14/15 × 14 = 588/210 - Add the two like fractions:
1080/210 + 588/210 = 1080 + 588/210 = 1668/210 - 1668/210 simplified gives 278/35
- So, 72/14 + 42/15 = 278/35
In mixed form: 733/35
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