Add 75/70 and 25/7, Solve 1 5/70 + 3 4/7 as a fraction

Add 75/70 and 25/7

1^st number: 1 5/70, 2^nd number: 3 4/7

75/70 + 25/7 is 65/14.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 70 × 1 = 70,
75/70 = 75 × 1/70 × 1 = 75/70
Likewise, for the 2nd fraction, since 7 × 10 = 70,
25/7 = 25 × 10/7 × 10 = 250/70
Add the two like fractions:
75/70 + 250/70 = 75 + 250/70 = 325/70
325/70 simplified gives 65/14
So, 75/70 + 25/7 = 65/14
In mixed form: 49/14

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