Subtract 49/35 from 40/20
1st number: 2 0/20, 2nd number: 1 14/35
40/20 - 49/35 is 3/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
40/20 = 40 × 7/20 × 7 = 280/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
49/35 = 49 × 4/35 × 4 = 196/140 - Subtract the two like fractions:
280/140 - 196/140 = 280 - 196/140 = 84/140 - After reducing the fraction, the answer is 3/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/20-49/35 40/20-98/35 40/20-49/70 40/60-49/35