Subtract 16/28 from 40/70
40/70 - 16/28 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
40/70 = 40 × 2/70 × 2 = 80/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
16/28 = 16 × 5/28 × 5 = 80/140 - Subtract the two like fractions:
80/140 - 80/140 = 80 - 80/140 = 0/140 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/70-16/28 40/70-32/28 40/70-16/56 40/70-48/28 40/70-16/84 40/70-80/28