Subtract 8/40 from 98/64
1st number: 1 34/64, 2nd number: 8/40
98/64 - 8/40 is 213/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 40 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 64 × 5 = 320,
98/64 = 98 × 5/64 × 5 = 490/320 - Likewise, for the 2nd fraction, since 40 × 8 = 320,
8/40 = 8 × 8/40 × 8 = 64/320 - Subtract the two like fractions:
490/320 - 64/320 = 490 - 64/320 = 426/320 - After reducing the fraction, the answer is 213/160
- In mixed form: 153/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/64-16/40 98/64-8/80 98/64-24/40 98/64-56/40