Subtract 45/6 from 42/16
1st number: 2 10/16, 2nd number: 7 3/6
42/16 - 45/6 is -39/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 6 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 16 × 3 = 48,
42/16 = 42 × 3/16 × 3 = 126/48 - Likewise, for the 2nd fraction, since 6 × 8 = 48,
45/6 = 45 × 8/6 × 8 = 360/48 - Subtract the two like fractions:
126/48 - 360/48 = 126 - 360/48 = -234/48 - After reducing the fraction, the answer is -39/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/16-45/6 42/16-90/6 42/32-45/6 42/16-45/12 42/48-45/6 42/16-45/18 42/80-45/6 42/16-45/30 42/16-45/42