Subtract 21/32 from 84/21
1st number: 4 0/21, 2nd number: 21/32
84/21 - 21/32 is 107/32.
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,
84/21 = 84 × 32/21 × 32 = 2688/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
21/32 = 21 × 21/32 × 21 = 441/672 - Subtract the two like fractions:
2688/672 - 441/672 = 2688 - 441/672 = 2247/672 - After reducing the fraction, the answer is 107/32
- In mixed form: 311/32
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