Add 90/7 and 98/27
1st number: 12 6/7, 2nd number: 3 17/27
90/7 + 98/27 is 3116/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 7 × 27 = 189,
90/7 = 90 × 27/7 × 27 = 2430/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
98/27 = 98 × 7/27 × 7 = 686/189 - Add the two like fractions:
2430/189 + 686/189 = 2430 + 686/189 = 3116/189 - So, 90/7 + 98/27 = 3116/189
In mixed form: 1692/189
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