Add 20/35 and 75/70, Solve 20/35 + 1 5/70 as a fraction

Add 20/35 and 75/70

1^st number: 20/35, 2^nd number: 1 5/70

20/35 + 75/70 is 23/14.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 70 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 35 × 2 = 70,
20/35 = 20 × 2/35 × 2 = 40/70
Likewise, for the 2nd fraction, since 70 × 1 = 70,
75/70 = 75 × 1/70 × 1 = 75/70
Add the two like fractions:
40/70 + 75/70 = 40 + 75/70 = 115/70
115/70 simplified gives 23/14
So, 20/35 + 75/70 = 23/14
In mixed form: 19/14

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