Add 8/63 and 9/81
8/63 + 9/81 is 5/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 81 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 63 × 9 = 567,
8/63 = 8 × 9/63 × 9 = 72/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
9/81 = 9 × 7/81 × 7 = 63/567 - Add the two like fractions:
72/567 + 63/567 = 72 + 63/567 = 135/567 - 135/567 simplified gives 5/21
- So, 8/63 + 9/81 = 5/21
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