Add 42/27 and 9/7
1st number: 1 15/27, 2nd number: 1 2/7
42/27 + 9/7 is 179/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 7 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 7 × 27 = 189,
9/7 = 9 × 27/7 × 27 = 243/189 - Add the two like fractions:
294/189 + 243/189 = 294 + 243/189 = 537/189 - 537/189 simplified gives 179/63
- So, 42/27 + 9/7 = 179/63
In mixed form: 253/63
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