Add 1/8 and 70/81
1/8 + 70/81 is 641/648.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 8 × 81 = 648,
1/8 = 1 × 81/8 × 81 = 81/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
70/81 = 70 × 8/81 × 8 = 560/648 - Add the two like fractions:
81/648 + 560/648 = 81 + 560/648 = 641/648 - So, 1/8 + 70/81 = 641/648
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