Add 80/27 and 27/40, Solve 2 26/27 + 27/40 as a fraction

Add 80/27 and 27/40

1^st number: 2 26/27, 2^nd number: 27/40

80/27 + 27/40 is 3929/1080.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 40 is 1080

Next, find the equivalent fraction of both fractional numbers with denominator 1080
For the 1st fraction, since 27 × 40 = 1080,
80/27 = 80 × 40/27 × 40 = 3200/1080
Likewise, for the 2nd fraction, since 40 × 27 = 1080,
27/40 = 27 × 27/40 × 27 = 729/1080
Add the two like fractions:
3200/1080 + 729/1080 = 3200 + 729/1080 = 3929/1080
So, 80/27 + 27/40 = 3929/1080
In mixed form: 3689/1080

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