Subtract 21/36 from 24/35
24/35 - 21/36 is 43/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 35 × 36 = 1260,
24/35 = 24 × 36/35 × 36 = 864/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
21/36 = 21 × 35/36 × 35 = 735/1260 - Subtract the two like fractions:
864/1260 - 735/1260 = 864 - 735/1260 = 129/1260 - After reducing the fraction, the answer is 43/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/35-21/36 24/35-42/36 24/70-21/36 24/35-21/72 72/35-21/36 24/35-63/36