Add 80/14 and 21/70
1st number: 5 10/14, 2nd number: 21/70
80/14 + 21/70 is 421/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
80/14 = 80 × 5/14 × 5 = 400/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
21/70 = 21 × 1/70 × 1 = 21/70 - Add the two like fractions:
400/70 + 21/70 = 400 + 21/70 = 421/70 - So, 80/14 + 21/70 = 421/70
In mixed form: 61/70
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