Add 2/81 and 42/8
1st number: 2/81, 2nd number: 5 2/8
2/81 + 42/8 is 1709/324.
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,
2/81 = 2 × 8/81 × 8 = 16/648 - Likewise, for the 2nd fraction, since 8 × 81 = 648,
42/8 = 42 × 81/8 × 81 = 3402/648 - Add the two like fractions:
16/648 + 3402/648 = 16 + 3402/648 = 3418/648 - 3418/648 simplified gives 1709/324
- So, 2/81 + 42/8 = 1709/324
In mixed form: 589/324
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