Add 9/14 and 72/15
1st number: 9/14, 2nd number: 4 12/15
9/14 + 72/15 is 381/70.
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,
9/14 = 9 × 15/14 × 15 = 135/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
72/15 = 72 × 14/15 × 14 = 1008/210 - Add the two like fractions:
135/210 + 1008/210 = 135 + 1008/210 = 1143/210 - 1143/210 simplified gives 381/70
- So, 9/14 + 72/15 = 381/70
In mixed form: 531/70
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