Subtract 1/30 from 90/32
1st number: 2 26/32, 2nd number: 1/30
90/32 - 1/30 is 667/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 30 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 32 × 15 = 480,
90/32 = 90 × 15/32 × 15 = 1350/480 - Likewise, for the 2nd fraction, since 30 × 16 = 480,
1/30 = 1 × 16/30 × 16 = 16/480 - Subtract the two like fractions:
1350/480 - 16/480 = 1350 - 16/480 = 1334/480 - After reducing the fraction, the answer is 667/240
- In mixed form: 2187/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/32-2/30 90/64-1/30 90/32-1/60 90/32-3/30 90/96-1/30 90/32-1/90 90/32-5/30 90/32-7/30