Subtract 45/14 from 30/25
1st number: 1 5/25, 2nd number: 3 3/14
30/25 - 45/14 is -141/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 14 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 25 × 14 = 350,
30/25 = 30 × 14/25 × 14 = 420/350 - Likewise, for the 2nd fraction, since 14 × 25 = 350,
45/14 = 45 × 25/14 × 25 = 1125/350 - Subtract the two like fractions:
420/350 - 1125/350 = 420 - 1125/350 = -705/350 - After reducing the fraction, the answer is -141/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/25-45/14 30/25-90/14 30/50-45/14 30/25-45/28 90/25-45/14 30/75-45/14 30/25-45/42 30/25-45/70 30/25-45/98