Subtract 70/80 from 2/36
2/36 - 70/80 is -59/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 36 × 20 = 720,
2/36 = 2 × 20/36 × 20 = 40/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
70/80 = 70 × 9/80 × 9 = 630/720 - Subtract the two like fractions:
40/720 - 630/720 = 40 - 630/720 = -590/720 - After reducing the fraction, the answer is -59/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/36-70/80 2/72-70/80 6/36-70/80 10/36-70/80 14/36-70/80