Add 42/27 and 20/63
1st number: 1 15/27, 2nd number: 20/63
42/27 + 20/63 is 118/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 63 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 27 × 7 = 189,
42/27 = 42 × 7/27 × 7 = 294/189 - Likewise, for the 2nd fraction, since 63 × 3 = 189,
20/63 = 20 × 3/63 × 3 = 60/189 - Add the two like fractions:
294/189 + 60/189 = 294 + 60/189 = 354/189 - 354/189 simplified gives 118/63
- So, 42/27 + 20/63 = 118/63
In mixed form: 155/63
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