Add 21/15 and 8/70
1st number: 1 6/15, 2nd number: 8/70
21/15 + 8/70 is 53/35.
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,
21/15 = 21 × 14/15 × 14 = 294/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
8/70 = 8 × 3/70 × 3 = 24/210 - Add the two like fractions:
294/210 + 24/210 = 294 + 24/210 = 318/210 - 318/210 simplified gives 53/35
- So, 21/15 + 8/70 = 53/35
In mixed form: 118/35
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