Add 15/84 and 10/7
1st number: 15/84, 2nd number: 1 3/7
15/84 + 10/7 is 45/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
15/84 = 15 × 1/84 × 1 = 15/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
10/7 = 10 × 12/7 × 12 = 120/84 - Add the two like fractions:
15/84 + 120/84 = 15 + 120/84 = 135/84 - 135/84 simplified gives 45/28
- So, 15/84 + 10/7 = 45/28
In mixed form: 117/28
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