Add 30/24 and 90/81
1st number: 1 6/24, 2nd number: 1 9/81
30/24 + 90/81 is 85/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 24 × 27 = 648,
30/24 = 30 × 27/24 × 27 = 810/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
90/81 = 90 × 8/81 × 8 = 720/648 - Add the two like fractions:
810/648 + 720/648 = 810 + 720/648 = 1530/648 - 1530/648 simplified gives 85/36
- So, 30/24 + 90/81 = 85/36
In mixed form: 213/36
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