Add 9/81 and 12/8
1st number: 9/81, 2nd number: 1 4/8
9/81 + 12/8 is 29/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 8 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 81 × 8 = 648,
9/81 = 9 × 8/81 × 8 = 72/648 - Likewise, for the 2nd fraction, since 8 × 81 = 648,
12/8 = 12 × 81/8 × 81 = 972/648 - Add the two like fractions:
72/648 + 972/648 = 72 + 972/648 = 1044/648 - 1044/648 simplified gives 29/18
- So, 9/81 + 12/8 = 29/18
In mixed form: 111/18
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