Subtract 36/16 from 90/30
1st number: 3 0/30, 2nd number: 2 4/16
90/30 - 36/16 is 3/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
90/30 = 90 × 8/30 × 8 = 720/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
36/16 = 36 × 15/16 × 15 = 540/240 - Subtract the two like fractions:
720/240 - 540/240 = 720 - 540/240 = 180/240 - After reducing the fraction, the answer is 3/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30-72/16 90/60-36/16 90/30-36/32 90/30-36/48 90/30-36/80