Add 30/27 and 21/60, Solve 1 3/27 + 21/60 as a fraction

Add 30/27 and 21/60

1^st number: 1 3/27, 2^nd number: 21/60

30/27 + 21/60 is 263/180.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 60 is 540

Next, find the equivalent fraction of both fractional numbers with denominator 540
For the 1st fraction, since 27 × 20 = 540,
30/27 = 30 × 20/27 × 20 = 600/540
Likewise, for the 2nd fraction, since 60 × 9 = 540,
21/60 = 21 × 9/60 × 9 = 189/540
Add the two like fractions:
600/540 + 189/540 = 600 + 189/540 = 789/540
789/540 simplified gives 263/180
So, 30/27 + 21/60 = 263/180
In mixed form: 183/180

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