Subtract 42/10 from 70/16
1st number: 4 6/16, 2nd number: 4 2/10
70/16 - 42/10 is 7/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 10 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
70/16 = 70 × 5/16 × 5 = 350/80 - Likewise, for the 2nd fraction, since 10 × 8 = 80,
42/10 = 42 × 8/10 × 8 = 336/80 - Subtract the two like fractions:
350/80 - 336/80 = 350 - 336/80 = 14/80 - After reducing the fraction, the answer is 7/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/16-84/10 70/32-42/10 70/16-42/20 70/48-42/10 70/16-42/30 70/80-42/10 70/16-42/50 70/16-42/70