Subtract 4/21 from 35/2
1st number: 17 1/2, 2nd number: 4/21
352 - 421 is 72742.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
352 = 35 × 212 × 21 = 73542 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
421 = 4 × 221 × 2 = 842 - Subtract the two like fractions:
73542 - 842 = 735 - 842 = 72742 - In mixed form: 171342
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