Add 8/21 and 20/64
8/21 + 20/64 is 233/336.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 64 is 1344
Next, find the equivalent fraction of both fractional numbers with denominator 1344 - For the 1st fraction, since 21 × 64 = 1344,
8/21 = 8 × 64/21 × 64 = 512/1344 - Likewise, for the 2nd fraction, since 64 × 21 = 1344,
20/64 = 20 × 21/64 × 21 = 420/1344 - Add the two like fractions:
512/1344 + 420/1344 = 512 + 420/1344 = 932/1344 - 932/1344 simplified gives 233/336
- So, 8/21 + 20/64 = 233/336
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