Subtract 18/10 from 98/64
1st number: 1 34/64, 2nd number: 1 8/10
98/64 - 18/10 is -43/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 10 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 10 × 32 = 320,
18/10 = 18 × 32/10 × 32 = 576/320 - Subtract the two like fractions:
490/320 - 576/320 = 490 - 576/320 = -86/320 - After reducing the fraction, the answer is -43/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/64-36/10 98/64-18/20 98/64-54/10 98/64-18/30 98/64-90/10 98/64-18/50 98/64-18/70