Subtract 45/56 from 84/25
1st number: 3 9/25, 2nd number: 45/56
84/25 - 45/56 is 3579/1400.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 56 is 1400
Next, find the equivalent fraction of both fractional numbers with denominator 1400 - For the 1st fraction, since 25 × 56 = 1400,
84/25 = 84 × 56/25 × 56 = 4704/1400 - Likewise, for the 2nd fraction, since 56 × 25 = 1400,
45/56 = 45 × 25/56 × 25 = 1125/1400 - Subtract the two like fractions:
4704/1400 - 1125/1400 = 4704 - 1125/1400 = 3579/1400 - In mixed form: 2779/1400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/25-90/56 84/50-45/56 84/75-45/56