Add 15/35 and 5/7
15/35 + 5/7 is 8/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 35 × 1 = 35,
15/35 = 15 × 1/35 × 1 = 15/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
5/7 = 5 × 5/7 × 5 = 25/35 - Add the two like fractions:
15/35 + 25/35 = 15 + 25/35 = 40/35 - 40/35 simplified gives 8/7
- So, 15/35 + 5/7 = 8/7
In mixed form: 11/7
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