Subtract 1/63 from 84/21
1st number: 4 0/21, 2nd number: 1/63
84/21 - 1/63 is 251/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 21 × 3 = 63,
84/21 = 84 × 3/21 × 3 = 252/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
1/63 = 1 × 1/63 × 1 = 1/63 - Subtract the two like fractions:
252/63 - 1/63 = 252 - 1/63 = 251/63 - In mixed form: 362/63
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