Add 21/64 and 24/30
21/64 + 24/30 is 361/320.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 30 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 64 × 15 = 960,
21/64 = 21 × 15/64 × 15 = 315/960 - Likewise, for the 2nd fraction, since 30 × 32 = 960,
24/30 = 24 × 32/30 × 32 = 768/960 - Add the two like fractions:
315/960 + 768/960 = 315 + 768/960 = 1083/960 - 1083/960 simplified gives 361/320
- So, 21/64 + 24/30 = 361/320
In mixed form: 141/320
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