Add 90/12 and 50/81
1st number: 7 6/12, 2nd number: 50/81
90/12 + 50/81 is 1315/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 12 × 27 = 324,
90/12 = 90 × 27/12 × 27 = 2430/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
50/81 = 50 × 4/81 × 4 = 200/324 - Add the two like fractions:
2430/324 + 200/324 = 2430 + 200/324 = 2630/324 - 2630/324 simplified gives 1315/162
- So, 90/12 + 50/81 = 1315/162
In mixed form: 819/162
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