Add 4/15 and 18/70
4/15 + 18/70 is 11/21.
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,
4/15 = 4 × 14/15 × 14 = 56/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
18/70 = 18 × 3/70 × 3 = 54/210 - Add the two like fractions:
56/210 + 54/210 = 56 + 54/210 = 110/210 - 110/210 simplified gives 11/21
- So, 4/15 + 18/70 = 11/21
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