Subtract 70/18 from 16/35
1st number: 16/35, 2nd number: 3 16/18
16/35 - 70/18 is -1081/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 18 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
16/35 = 16 × 18/35 × 18 = 288/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
70/18 = 70 × 35/18 × 35 = 2450/630 - Subtract the two like fractions:
288/630 - 2450/630 = 288 - 2450/630 = -2162/630 - After reducing the fraction, the answer is -1081/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/35-70/18 16/70-70/18 16/35-70/36 48/35-70/18 16/35-70/54 80/35-70/18 16/35-70/90