Subtract 63/45 from 25/90
1st number: 25/90, 2nd number: 1 18/45
25/90 - 63/45 is -101/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
25/90 = 25 × 1/90 × 1 = 25/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
63/45 = 63 × 2/45 × 2 = 126/90 - Subtract the two like fractions:
25/90 - 126/90 = 25 - 126/90 = -101/90
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