Add 80/14 and 21/10
1st number: 5 10/14, 2nd number: 2 1/10
80/14 + 21/10 is 547/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 10 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 10 × 7 = 70,
21/10 = 21 × 7/10 × 7 = 147/70 - Add the two like fractions:
400/70 + 147/70 = 400 + 147/70 = 547/70 - So, 80/14 + 21/10 = 547/70
In mixed form: 757/70
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