Subtract 12/40 from 70/2
1st number: 35 0/2, 2nd number: 12/40
70/2 - 12/40 is 347/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,
70/2 = 70 × 20/2 × 20 = 1400/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
12/40 = 12 × 1/40 × 1 = 12/40 - Subtract the two like fractions:
1400/40 - 12/40 = 1400 - 12/40 = 1388/40 - After reducing the fraction, the answer is 347/10
- In mixed form: 347/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/2-24/40 70/4-12/40 70/2-12/80 70/2-36/40 70/6-12/40 70/2-60/40 70/10-12/40 70/2-84/40 70/14-12/40