Add 72/63 and 28/27, Solve 1 9/63 + 1 1/27 as a fraction

Add 72/63 and 28/27

1^st number: 1 9/63, 2^nd number: 1 1/27

72/63 + 28/27 is 412/189.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 27 is 189

Next, find the equivalent fraction of both fractional numbers with denominator 189
For the 1st fraction, since 63 × 3 = 189,
72/63 = 72 × 3/63 × 3 = 216/189
Likewise, for the 2nd fraction, since 27 × 7 = 189,
28/27 = 28 × 7/27 × 7 = 196/189
Add the two like fractions:
216/189 + 196/189 = 216 + 196/189 = 412/189
So, 72/63 + 28/27 = 412/189
In mixed form: 234/189

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