Subtract 14/40 from 84/4
1st number: 21 0/4, 2nd number: 14/40
84/4 - 14/40 is 413/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
84/4 = 84 × 10/4 × 10 = 840/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
14/40 = 14 × 1/40 × 1 = 14/40 - Subtract the two like fractions:
840/40 - 14/40 = 840 - 14/40 = 826/40 - After reducing the fraction, the answer is 413/20
- In mixed form: 2013/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4-28/40 84/8-14/40 84/4-14/80 84/4-42/40 84/12-14/40 84/4-70/40 84/20-14/40 84/4-98/40 84/28-14/40