Add 45/27 and 42/7
1st number: 1 18/27, 2nd number: 6 0/7
45/27 + 42/7 is 23/3.
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,
45/27 = 45 × 7/27 × 7 = 315/189 - Likewise, for the 2nd fraction, since 7 × 27 = 189,
42/7 = 42 × 27/7 × 27 = 1134/189 - Add the two like fractions:
315/189 + 1134/189 = 315 + 1134/189 = 1449/189 - 1449/189 simplified gives 23/3
- So, 45/27 + 42/7 = 23/3
In mixed form: 72/3
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