Subtract 42/50 from 3/16
3/16 - 42/50 is -261/400.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 50 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 16 × 25 = 400,
3/16 = 3 × 25/16 × 25 = 75/400 - Likewise, for the 2nd fraction, since 50 × 8 = 400,
42/50 = 42 × 8/50 × 8 = 336/400 - Subtract the two like fractions:
75/400 - 336/400 = 75 - 336/400 = -261/400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/16-42/50 3/16-84/50 3/32-42/50 9/16-42/50 3/48-42/50 15/16-42/50 3/80-42/50 21/16-42/50