Subtract 36/70 from 2/4
2/4 - 36/70 is -1/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
2/4 = 2 × 35/4 × 35 = 70/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
36/70 = 36 × 2/70 × 2 = 72/140 - Subtract the two like fractions:
70/140 - 72/140 = 70 - 72/140 = -2/140 - After reducing the fraction, the answer is -1/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/4-72/70 2/8-36/70 6/4-36/70 2/12-36/70 10/4-36/70 2/20-36/70 14/4-36/70 2/28-36/70