Add 12/21 and 48/27
1st number: 12/21, 2nd number: 1 21/27
12/21 + 48/27 is 148/63.
Steps for adding fractions
- 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,
12/21 = 12 × 9/21 × 9 = 108/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
48/27 = 48 × 7/27 × 7 = 336/189 - Add the two like fractions:
108/189 + 336/189 = 108 + 336/189 = 444/189 - 444/189 simplified gives 148/63
- So, 12/21 + 48/27 = 148/63
In mixed form: 222/63
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