Add 45/21 and 5/63, Solve 2 3/21 + 5/63 as a fraction

Add 45/21 and 5/63

1^st number: 2 3/21, 2^nd number: 5/63

45/21 + 5/63 is 20/9.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 63 is 63

Next, find the equivalent fraction of both fractional numbers with denominator 63
For the 1st fraction, since 21 × 3 = 63,
45/21 = 45 × 3/21 × 3 = 135/63
Likewise, for the 2nd fraction, since 63 × 1 = 63,
5/63 = 5 × 1/63 × 1 = 5/63
Add the two like fractions:
135/63 + 5/63 = 135 + 5/63 = 140/63
140/63 simplified gives 20/9
So, 45/21 + 5/63 = 20/9
In mixed form: 22/9

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