Subtract 36/90 from 16/7
1st number: 2 2/7, 2nd number: 36/90
16/7 - 36/90 is 66/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 7 × 90 = 630,
16/7 = 16 × 90/7 × 90 = 1440/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
36/90 = 36 × 7/90 × 7 = 252/630 - Subtract the two like fractions:
1440/630 - 252/630 = 1440 - 252/630 = 1188/630 - After reducing the fraction, the answer is 66/35
- In mixed form: 131/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/7-36/90 16/7-72/90 16/14-36/90 48/7-36/90 16/21-36/90 80/7-36/90 16/35-36/90 16/49-36/90