Add 5/15 and 10/70
5/15 + 10/70 is 10/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
5/15 = 5 × 14/15 × 14 = 70/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
10/70 = 10 × 3/70 × 3 = 30/210 - Add the two like fractions:
70/210 + 30/210 = 70 + 30/210 = 100/210 - 100/210 simplified gives 10/21
- So, 5/15 + 10/70 = 10/21
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