Add 18/80 and 16/5
1st number: 18/80, 2nd number: 3 1/5
18/80 + 16/5 is 137/40.
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,
18/80 = 18 × 1/80 × 1 = 18/80 - Likewise, for the 2nd fraction, since 5 × 16 = 80,
16/5 = 16 × 16/5 × 16 = 256/80 - Add the two like fractions:
18/80 + 256/80 = 18 + 256/80 = 274/80 - 274/80 simplified gives 137/40
- So, 18/80 + 16/5 = 137/40
In mixed form: 317/40
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