Add 4/80 and 72/5, Solve 4/80 + 14 2/5 as a fraction

Add 4/80 and 72/5

1^st number: 4/80, 2^nd number: 14 2/5

4/80 + 72/5 is 289/20.

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,
4/80 = 4 × 1/80 × 1 = 4/80
Likewise, for the 2nd fraction, since 5 × 16 = 80,
72/5 = 72 × 16/5 × 16 = 1152/80
Add the two like fractions:
4/80 + 1152/80 = 4 + 1152/80 = 1156/80
1156/80 simplified gives 289/20
So, 4/80 + 72/5 = 289/20
In mixed form: 149/20

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