Add 4/80 and 42/35, Solve 4/80 + 1 7/35 as a fraction

Add 4/80 and 42/35

1^st number: 4/80, 2^nd number: 1 7/35

4/80 + 42/35 is 5/4.

Find the least common denominator or LCM of the two denominators:
LCM of 80 and 35 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 80 × 7 = 560,
4/80 = 4 × 7/80 × 7 = 28/560
Likewise, for the 2nd fraction, since 35 × 16 = 560,
42/35 = 42 × 16/35 × 16 = 672/560
Add the two like fractions:
28/560 + 672/560 = 28 + 672/560 = 700/560
700/560 simplified gives 5/4
So, 4/80 + 42/35 = 5/4
In mixed form: 11/4

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