Subtract 21/64 from 90/2
1st number: 45 0/2, 2nd number: 21/64
90/2 - 21/64 is 2859/64.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 64 is 64
Next, find the equivalent fraction of both fractional numbers with denominator 64 - For the 1st fraction, since 2 × 32 = 64,
90/2 = 90 × 32/2 × 32 = 2880/64 - Likewise, for the 2nd fraction, since 64 × 1 = 64,
21/64 = 21 × 1/64 × 1 = 21/64 - Subtract the two like fractions:
2880/64 - 21/64 = 2880 - 21/64 = 2859/64 - In mixed form: 4443/64
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