Subtract 63/20 from 45/75
1st number: 45/75, 2nd number: 3 3/20
45/75 - 63/20 is -51/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
45/75 = 45 × 4/75 × 4 = 180/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
63/20 = 63 × 15/20 × 15 = 945/300 - Subtract the two like fractions:
180/300 - 945/300 = 180 - 945/300 = -765/300 - After reducing the fraction, the answer is -51/20
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