Add 27/10 and 2/21, Solve 2 7/10 + 2/21 as a fraction

Add 27/10 and 2/21

1^st number: 2 7/10, 2^nd number: 2/21

27/10 + 2/21 is 587/210.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 21 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 10 × 21 = 210,
27/10 = 27 × 21/10 × 21 = 567/210
Likewise, for the 2nd fraction, since 21 × 10 = 210,
2/21 = 2 × 10/21 × 10 = 20/210
Add the two like fractions:
567/210 + 20/210 = 567 + 20/210 = 587/210
So, 27/10 + 2/21 = 587/210
In mixed form: 2167/210

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