Add 21/81 and 60/64
21/81 + 60/64 is 517/432.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 64 is 5184
Next, find the equivalent fraction of both fractional numbers with denominator 5184 - For the 1st fraction, since 81 × 64 = 5184,
21/81 = 21 × 64/81 × 64 = 1344/5184 - Likewise, for the 2nd fraction, since 64 × 81 = 5184,
60/64 = 60 × 81/64 × 81 = 4860/5184 - Add the two like fractions:
1344/5184 + 4860/5184 = 1344 + 4860/5184 = 6204/5184 - 6204/5184 simplified gives 517/432
- So, 21/81 + 60/64 = 517/432
In mixed form: 185/432
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