Add 40/63 and 80/36, Solve 40/63 + 2 8/36 as a fraction

Add 40/63 and 80/36

1^st number: 40/63, 2^nd number: 2 8/36

40/63 + 80/36 is 20/7.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 36 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 63 × 4 = 252,
40/63 = 40 × 4/63 × 4 = 160/252
Likewise, for the 2nd fraction, since 36 × 7 = 252,
80/36 = 80 × 7/36 × 7 = 560/252
Add the two like fractions:
160/252 + 560/252 = 160 + 560/252 = 720/252
720/252 simplified gives 20/7
So, 40/63 + 80/36 = 20/7
In mixed form: 26/7

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