Subtract 7/35 from 25/90
25/90 - 7/35 is 7/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 35 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
25/90 = 25 × 7/90 × 7 = 175/630 - Likewise, for the 2nd fraction, since 35 × 18 = 630,
7/35 = 7 × 18/35 × 18 = 126/630 - Subtract the two like fractions:
175/630 - 126/630 = 175 - 126/630 = 49/630 - After reducing the fraction, the answer is 7/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/90-7/35 25/90-14/35 25/90-7/70 75/90-7/35 25/90-21/35 25/90-49/35