Subtract 21/32 from 45/21
1st number: 2 3/21, 2nd number: 21/32
45/21 - 21/32 is 333/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 21 × 32 = 672,
45/21 = 45 × 32/21 × 32 = 1440/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
21/32 = 21 × 21/32 × 21 = 441/672 - Subtract the two like fractions:
1440/672 - 441/672 = 1440 - 441/672 = 999/672 - After reducing the fraction, the answer is 333/224
- In mixed form: 1109/224
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