Subtract 10/25 from 7/84
7/84 - 10/25 is -19/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 25 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
7/84 = 7 × 25/84 × 25 = 175/2100 - Likewise, for the 2nd fraction, since 25 × 84 = 2100,
10/25 = 10 × 84/25 × 84 = 840/2100 - Subtract the two like fractions:
175/2100 - 840/2100 = 175 - 840/2100 = -665/2100 - After reducing the fraction, the answer is -19/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/84-10/25 7/84-20/25 7/84-10/50 21/84-10/25 7/84-30/25 7/84-10/75 35/84-10/25 7/84-50/25 49/84-10/25 7/84-70/25