Add 3/5 and 80/7
1st number: 3/5, 2nd number: 11 3/7
3/5 + 80/7 is 421/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
3/5 = 3 × 7/5 × 7 = 21/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
80/7 = 80 × 5/7 × 5 = 400/35 - Add the two like fractions:
21/35 + 400/35 = 21 + 400/35 = 421/35 - So, 3/5 + 80/7 = 421/35
In mixed form: 121/35
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