Subtract 40/25 from 2/84
1st number: 2/84, 2nd number: 1 15/25
2/84 - 40/25 is -331/210.
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,
2/84 = 2 × 25/84 × 25 = 50/2100 - Likewise, for the 2nd fraction, since 25 × 84 = 2100,
40/25 = 40 × 84/25 × 84 = 3360/2100 - Subtract the two like fractions:
50/2100 - 3360/2100 = 50 - 3360/2100 = -3310/2100 - After reducing the fraction, the answer is -331/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/84-40/25 2/84-80/25 2/84-40/50 6/84-40/25 2/84-40/75 10/84-40/25 14/84-40/25