Add 56/80 and 7/5
1st number: 56/80, 2nd number: 1 2/5
56/80 + 7/5 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 5 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
56/80 = 56 × 1/80 × 1 = 56/80 - Likewise, for the 2nd fraction, since 5 × 16 = 80,
7/5 = 7 × 16/5 × 16 = 112/80 - Add the two like fractions:
56/80 + 112/80 = 56 + 112/80 = 168/80 - 168/80 simplified gives 21/10
- So, 56/80 + 7/5 = 21/10
In mixed form: 21/10
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