Add 15/70 and 5/6
15/70 + 5/6 is 22/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 6 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
15/70 = 15 × 3/70 × 3 = 45/210 - Likewise, for the 2nd fraction, since 6 × 35 = 210,
5/6 = 5 × 35/6 × 35 = 175/210 - Add the two like fractions:
45/210 + 175/210 = 45 + 175/210 = 220/210 - 220/210 simplified gives 22/21
- So, 15/70 + 5/6 = 22/21
In mixed form: 11/21
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