Add 18/9 and 75/70, Solve 2 0/9 + 1 5/70 as a fraction

Add 18/9 and 75/70

1^st number: 2 0/9, 2^nd number: 1 5/70

18/9 + 75/70 is 43/14.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 70 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 9 × 70 = 630,
18/9 = 18 × 70/9 × 70 = 1260/630
Likewise, for the 2nd fraction, since 70 × 9 = 630,
75/70 = 75 × 9/70 × 9 = 675/630
Add the two like fractions:
1260/630 + 675/630 = 1260 + 675/630 = 1935/630
1935/630 simplified gives 43/14
So, 18/9 + 75/70 = 43/14
In mixed form: 31/14

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