Subtract 16/50 from 4/70
4/70 - 16/50 is -46/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
4/70 = 4 × 5/70 × 5 = 20/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
16/50 = 16 × 7/50 × 7 = 112/350 - Subtract the two like fractions:
20/350 - 112/350 = 20 - 112/350 = -92/350 - After reducing the fraction, the answer is -46/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/70-16/50 4/70-32/50 12/70-16/50 4/70-48/50 20/70-16/50 4/70-80/50 28/70-16/50