Add 14/5 and 42/80, Solve 2 4/5 + 42/80 as a fraction

Add 14/5 and 42/80

1^st number: 2 4/5, 2^nd number: 42/80

14/5 + 42/80 is 133/40.

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 80 is 80

Next, find the equivalent fraction of both fractional numbers with denominator 80
For the 1st fraction, since 5 × 16 = 80,
14/5 = 14 × 16/5 × 16 = 224/80
Likewise, for the 2nd fraction, since 80 × 1 = 80,
42/80 = 42 × 1/80 × 1 = 42/80
Add the two like fractions:
224/80 + 42/80 = 224 + 42/80 = 266/80
266/80 simplified gives 133/40
So, 14/5 + 42/80 = 133/40
In mixed form: 313/40

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