Subtract 1/45 from 75/35
1st number: 2 5/35, 2nd number: 1/45
75/35 - 1/45 is 668/315.
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,
75/35 = 75 × 9/35 × 9 = 675/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
1/45 = 1 × 7/45 × 7 = 7/315 - Subtract the two like fractions:
675/315 - 7/315 = 675 - 7/315 = 668/315 - In mixed form: 238/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/35-2/45 75/70-1/45 75/35-1/90 75/35-3/45 75/35-5/45 75/35-7/45