Subtract 3/70 from 40/2
1st number: 20 0/2, 2nd number: 3/70
40/2 - 3/70 is 1397/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 2 × 35 = 70,
40/2 = 40 × 35/2 × 35 = 1400/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
3/70 = 3 × 1/70 × 1 = 3/70 - Subtract the two like fractions:
1400/70 - 3/70 = 1400 - 3/70 = 1397/70 - In mixed form: 1967/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/2-3/70 40/2-6/70 40/4-3/70 40/2-9/70 40/6-3/70 40/2-15/70 40/10-3/70 40/2-21/70 40/14-3/70