Subtract 16/30 from 90/4
1st number: 22 2/4, 2nd number: 16/30
90/4 - 16/30 is 659/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
90/4 = 90 × 15/4 × 15 = 1350/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
16/30 = 16 × 2/30 × 2 = 32/60 - Subtract the two like fractions:
1350/60 - 32/60 = 1350 - 32/60 = 1318/60 - After reducing the fraction, the answer is 659/30
- In mixed form: 2129/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/4-32/30 90/8-16/30 90/4-16/60 90/4-48/30 90/12-16/30 90/4-16/90 90/4-80/30 90/20-16/30 90/28-16/30