Add 20/7 and 15/70
1st number: 2 6/7, 2nd number: 15/70
20/7 + 15/70 is 43/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
20/7 = 20 × 10/7 × 10 = 200/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
15/70 = 15 × 1/70 × 1 = 15/70 - Add the two like fractions:
200/70 + 15/70 = 200 + 15/70 = 215/70 - 215/70 simplified gives 43/14
- So, 20/7 + 15/70 = 43/14
In mixed form: 31/14
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