Subtract 8/42 from 35/8
1st number: 4 3/8, 2nd number: 8/42
35/8 - 8/42 is 703/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
35/8 = 35 × 21/8 × 21 = 735/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
8/42 = 8 × 4/42 × 4 = 32/168 - Subtract the two like fractions:
735/168 - 32/168 = 735 - 32/168 = 703/168 - In mixed form: 431/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/8-8/42 35/8-16/42 35/16-8/42 35/8-8/84 35/8-24/42 35/24-8/42 35/8-40/42 35/40-8/42 35/8-56/42 35/56-8/42