Subtract 75/45 from 4/35
1st number: 4/35, 2nd number: 1 30/45
4/35 - 75/45 is -163/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
4/35 = 4 × 9/35 × 9 = 36/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
75/45 = 75 × 7/45 × 7 = 525/315 - Subtract the two like fractions:
36/315 - 525/315 = 36 - 525/315 = -489/315 - After reducing the fraction, the answer is -163/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/35-75/45 4/70-75/45 4/35-75/90 12/35-75/45 20/35-75/45 28/35-75/45