Add 20/18 and 10/7, Solve 1 2/18 + 1 3/7 as a fraction

Add 20/18 and 10/7

1^st number: 1 2/18, 2^nd number: 1 3/7

20/18 + 10/7 is 160/63.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 7 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 18 × 7 = 126,
20/18 = 20 × 7/18 × 7 = 140/126
Likewise, for the 2nd fraction, since 7 × 18 = 126,
10/7 = 10 × 18/7 × 18 = 180/126
Add the two like fractions:
140/126 + 180/126 = 140 + 180/126 = 320/126
320/126 simplified gives 160/63
So, 20/18 + 10/7 = 160/63
In mixed form: 234/63

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