Subtract 4/54 from 70/49
1st number: 1 21/49, 2nd number: 4/54
70/49 - 4/54 is 256/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 54 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 49 × 54 = 2646,
70/49 = 70 × 54/49 × 54 = 3780/2646 - Likewise, for the 2nd fraction, since 54 × 49 = 2646,
4/54 = 4 × 49/54 × 49 = 196/2646 - Subtract the two like fractions:
3780/2646 - 196/2646 = 3780 - 196/2646 = 3584/2646 - After reducing the fraction, the answer is 256/189
- In mixed form: 167/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/49-8/54 70/98-4/54 70/49-12/54 70/49-20/54 70/49-28/54