Add 15/70 and 7/14
15/70 + 7/14 is 5/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
15/70 = 15 × 1/70 × 1 = 15/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
7/14 = 7 × 5/14 × 5 = 35/70 - Add the two like fractions:
15/70 + 35/70 = 15 + 35/70 = 50/70 - 50/70 simplified gives 5/7
- So, 15/70 + 7/14 = 5/7
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