Subtract 15/35 from 42/4
1st number: 10 2/4, 2nd number: 15/35
42/4 - 15/35 is 141/14.
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,
42/4 = 42 × 35/4 × 35 = 1470/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
15/35 = 15 × 4/35 × 4 = 60/140 - Subtract the two like fractions:
1470/140 - 60/140 = 1470 - 60/140 = 1410/140 - After reducing the fraction, the answer is 141/14
- In mixed form: 101/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4-15/35 42/4-30/35 42/8-15/35 42/4-15/70 42/4-45/35 42/12-15/35 42/4-75/35 42/20-15/35 42/28-15/35