Add 2/5 and 21/64
2/5 + 21/64 is 233/320.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 5 × 64 = 320,
2/5 = 2 × 64/5 × 64 = 128/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
21/64 = 21 × 5/64 × 5 = 105/320 - Add the two like fractions:
128/320 + 105/320 = 128 + 105/320 = 233/320 - So, 2/5 + 21/64 = 233/320
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