Add 25/70 and 90/18, Solve 25/70 + 5 0/18 as a fraction

Add 25/70 and 90/18

1^st number: 25/70, 2^nd number: 5 0/18

25/70 + 90/18 is 75/14.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 18 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 70 × 9 = 630,
25/70 = 25 × 9/70 × 9 = 225/630
Likewise, for the 2nd fraction, since 18 × 35 = 630,
90/18 = 90 × 35/18 × 35 = 3150/630
Add the two like fractions:
225/630 + 3150/630 = 225 + 3150/630 = 3375/630
3375/630 simplified gives 75/14
So, 25/70 + 90/18 = 75/14
In mixed form: 55/14

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