Add 7/21 and 63/30, Solve 7/21 + 2 3/30 as a fraction

Add 7/21 and 63/30

1^st number: 7/21, 2^nd number: 2 3/30

7/21 + 63/30 is 73/30.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 30 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 21 × 10 = 210,
7/21 = 7 × 10/21 × 10 = 70/210
Likewise, for the 2nd fraction, since 30 × 7 = 210,
63/30 = 63 × 7/30 × 7 = 441/210
Add the two like fractions:
70/210 + 441/210 = 70 + 441/210 = 511/210
511/210 simplified gives 73/30
So, 7/21 + 63/30 = 73/30
In mixed form: 213/30

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