Subtract 50/35 from 21/4
1st number: 5 1/4, 2nd number: 1 15/35
21/4 - 50/35 is 107/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
21/4 = 21 × 35/4 × 35 = 735/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
50/35 = 50 × 4/35 × 4 = 200/140 - Subtract the two like fractions:
735/140 - 200/140 = 735 - 200/140 = 535/140 - After reducing the fraction, the answer is 107/28
- In mixed form: 323/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/4-50/35 21/8-50/35 21/4-50/70 63/4-50/35 21/12-50/35 21/20-50/35 21/28-50/35