Add 4/25 and 21/64
4/25 + 21/64 is 781/1600.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 64 is 1600
Next, find the equivalent fraction of both fractional numbers with denominator 1600 - For the 1st fraction, since 25 × 64 = 1600,
4/25 = 4 × 64/25 × 64 = 256/1600 - Likewise, for the 2nd fraction, since 64 × 25 = 1600,
21/64 = 21 × 25/64 × 25 = 525/1600 - Add the two like fractions:
256/1600 + 525/1600 = 256 + 525/1600 = 781/1600 - So, 4/25 + 21/64 = 781/1600
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