Subtract 45/63 from 50/21
1st number: 2 8/21, 2nd number: 45/63
50/21 - 45/63 is 5/3.
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,
50/21 = 50 × 3/21 × 3 = 150/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
45/63 = 45 × 1/63 × 1 = 45/63 - Subtract the two like fractions:
150/63 - 45/63 = 150 - 45/63 = 105/63 - After reducing the fraction, the answer is 5/3
- In mixed form: 12/3
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