Add 7/20 and 28/27, Solve 7/20 + 1 1/27 as a fraction

Add 7/20 and 28/27

1^st number: 7/20, 2^nd number: 1 1/27

7/20 + 28/27 is 749/540.

Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540

Next, find the equivalent fraction of both fractional numbers with denominator 540
For the 1st fraction, since 20 × 27 = 540,
7/20 = 7 × 27/20 × 27 = 189/540
Likewise, for the 2nd fraction, since 27 × 20 = 540,
28/27 = 28 × 20/27 × 20 = 560/540
Add the two like fractions:
189/540 + 560/540 = 189 + 560/540 = 749/540
So, 7/20 + 28/27 = 749/540
In mixed form: 1209/540

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