Add 90/27 and 56/63
1st number: 3 9/27, 2nd number: 56/63
90/27 + 56/63 is 38/9.
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,
90/27 = 90 × 7/27 × 7 = 630/189 - Likewise, for the 2nd fraction, since 63 × 3 = 189,
56/63 = 56 × 3/63 × 3 = 168/189 - Add the two like fractions:
630/189 + 168/189 = 630 + 168/189 = 798/189 - 798/189 simplified gives 38/9
- So, 90/27 + 56/63 = 38/9
In mixed form: 42/9
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