Subtract 2/35 from 75/21
1st number: 3 12/21, 2nd number: 2/35
75/21 - 2/35 is 123/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
75/21 = 75 × 5/21 × 5 = 375/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
2/35 = 2 × 3/35 × 3 = 6/105 - Subtract the two like fractions:
375/105 - 6/105 = 375 - 6/105 = 369/105 - After reducing the fraction, the answer is 123/35
- In mixed form: 318/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/21-4/35 75/42-2/35 75/21-2/70 75/21-6/35 75/63-2/35 75/21-10/35 75/21-14/35