Add 32/21 and 15/27, Solve 1 11/21 + 15/27 as a fraction

Add 32/21 and 15/27

1^st number: 1 11/21, 2^nd number: 15/27

32/21 + 15/27 is 131/63.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 27 is 189

Next, find the equivalent fraction of both fractional numbers with denominator 189
For the 1st fraction, since 21 × 9 = 189,
32/21 = 32 × 9/21 × 9 = 288/189
Likewise, for the 2nd fraction, since 27 × 7 = 189,
15/27 = 15 × 7/27 × 7 = 105/189
Add the two like fractions:
288/189 + 105/189 = 288 + 105/189 = 393/189
393/189 simplified gives 131/63
So, 32/21 + 15/27 = 131/63
In mixed form: 25/63

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