Subtract 7/49 from 25/90
25/90 - 7/49 is 17/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
25/90 = 25 × 49/90 × 49 = 1225/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
7/49 = 7 × 90/49 × 90 = 630/4410 - Subtract the two like fractions:
1225/4410 - 630/4410 = 1225 - 630/4410 = 595/4410 - After reducing the fraction, the answer is 17/126
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