Subtract 7/84 from 56/40
1st number: 1 16/40, 2nd number: 7/84
56/40 - 7/84 is 79/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 84 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 40 × 21 = 840,
56/40 = 56 × 21/40 × 21 = 1176/840 - Likewise, for the 2nd fraction, since 84 × 10 = 840,
7/84 = 7 × 10/84 × 10 = 70/840 - Subtract the two like fractions:
1176/840 - 70/840 = 1176 - 70/840 = 1106/840 - After reducing the fraction, the answer is 79/60
- In mixed form: 119/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/40-14/84 56/80-7/84 56/40-21/84 56/40-35/84 56/40-49/84