Subtract 9/20 from 63/10
1st number: 6 3/10, 2nd number: 9/20
63/10 - 9/20 is 117/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
63/10 = 63 × 2/10 × 2 = 126/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
9/20 = 9 × 1/20 × 1 = 9/20 - Subtract the two like fractions:
126/20 - 9/20 = 126 - 9/20 = 117/20 - In mixed form: 517/20
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