Subtract 98/64 from 16/28
1st number: 16/28, 2nd number: 1 34/64
16/28 - 98/64 is -215/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 64 is 448
Next, find the equivalent fraction of both fractional numbers with denominator 448 - For the 1st fraction, since 28 × 16 = 448,
16/28 = 16 × 16/28 × 16 = 256/448 - Likewise, for the 2nd fraction, since 64 × 7 = 448,
98/64 = 98 × 7/64 × 7 = 686/448 - Subtract the two like fractions:
256/448 - 686/448 = 256 - 686/448 = -430/448 - After reducing the fraction, the answer is -215/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/28-98/64 16/56-98/64 48/28-98/64 16/84-98/64 80/28-98/64