Subtract 7/21 from 32/5
1st number: 6 2/5, 2nd number: 7/21
32/5 - 7/21 is 91/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 21 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 5 × 21 = 105,
32/5 = 32 × 21/5 × 21 = 672/105 - Likewise, for the 2nd fraction, since 21 × 5 = 105,
7/21 = 7 × 5/21 × 5 = 35/105 - Subtract the two like fractions:
672/105 - 35/105 = 672 - 35/105 = 637/105 - After reducing the fraction, the answer is 91/15
- In mixed form: 61/15
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