Subtract 63/14 from 25/20
1st number: 1 5/20, 2nd number: 4 7/14
25/20 - 63/14 is -13/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 14 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
25/20 = 25 × 7/20 × 7 = 175/140 - Likewise, for the 2nd fraction, since 14 × 10 = 140,
63/14 = 63 × 10/14 × 10 = 630/140 - Subtract the two like fractions:
175/140 - 630/140 = 175 - 630/140 = -455/140 - After reducing the fraction, the answer is -13/4
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