Subtract 4/16 from 70/8
1st number: 8 6/8, 2nd number: 4/16
70/8 - 4/16 is 17/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 8 × 2 = 16,
70/8 = 70 × 2/8 × 2 = 140/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
4/16 = 4 × 1/16 × 1 = 4/16 - Subtract the two like fractions:
140/16 - 4/16 = 140 - 4/16 = 136/16 - After reducing the fraction, the answer is 17/2
- In mixed form: 81/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/8-8/16 70/16-4/16 70/8-4/32 70/8-12/16 70/24-4/16 70/8-4/48 70/8-20/16 70/40-4/16 70/8-4/80 70/8-28/16 70/56-4/16