Subtract 20/63 from 45/3
1st number: 15 0/3, 2nd number: 20/63
45/3 - 20/63 is 925/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 3 × 21 = 63,
45/3 = 45 × 21/3 × 21 = 945/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
20/63 = 20 × 1/63 × 1 = 20/63 - Subtract the two like fractions:
945/63 - 20/63 = 945 - 20/63 = 925/63 - In mixed form: 1443/63
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