Add 25/3 and 42/21, Solve 8 1/3 + 2 0/21 as a fraction

Add 25/3 and 42/21

1^st number: 8 1/3, 2^nd number: 2 0/21

25/3 + 42/21 is 31/3.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 21 is 21

Next, find the equivalent fraction of both fractional numbers with denominator 21
For the 1st fraction, since 3 × 7 = 21,
25/3 = 25 × 7/3 × 7 = 175/21
Likewise, for the 2nd fraction, since 21 × 1 = 21,
42/21 = 42 × 1/21 × 1 = 42/21
Add the two like fractions:
175/21 + 42/21 = 175 + 42/21 = 217/21
217/21 simplified gives 31/3
So, 25/3 + 42/21 = 31/3
In mixed form: 101/3

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