Subtract 2/16 from 42/63
42/63 - 2/16 is 13/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 16 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 63 × 16 = 1008,
42/63 = 42 × 16/63 × 16 = 672/1008 - Likewise, for the 2nd fraction, since 16 × 63 = 1008,
2/16 = 2 × 63/16 × 63 = 126/1008 - Subtract the two like fractions:
672/1008 - 126/1008 = 672 - 126/1008 = 546/1008 - After reducing the fraction, the answer is 13/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/63-2/16 42/63-4/16 42/63-2/32 42/63-6/16 42/63-2/48 42/63-10/16 42/63-2/80 42/63-14/16