Add 30/3 and 75/21, Solve 10 0/3 + 3 12/21 as a fraction

Add 30/3 and 75/21

1^st number: 10 0/3, 2^nd number: 3 12/21

30/3 + 75/21 is 95/7.

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,
30/3 = 30 × 7/3 × 7 = 210/21
Likewise, for the 2nd fraction, since 21 × 1 = 21,
75/21 = 75 × 1/21 × 1 = 75/21
Add the two like fractions:
210/21 + 75/21 = 210 + 75/21 = 285/21
285/21 simplified gives 95/7
So, 30/3 + 75/21 = 95/7
In mixed form: 134/7

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