Subtract 21/35 from 4/2
1st number: 2 0/2, 2nd number: 21/35
4/2 - 21/35 is 7/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 2 × 35 = 70,
4/2 = 4 × 35/2 × 35 = 140/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
21/35 = 21 × 2/35 × 2 = 42/70 - Subtract the two like fractions:
140/70 - 42/70 = 140 - 42/70 = 98/70 - After reducing the fraction, the answer is 7/5
- In mixed form: 12/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/2-21/35 4/2-42/35 4/2-21/70 12/2-21/35 4/2-63/35 4/6-21/35 20/2-21/35 4/10-21/35 28/2-21/35 4/14-21/35