Subtract 25/70 from 4/16
4/16 - 25/70 is -3/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 16 × 35 = 560,
4/16 = 4 × 35/16 × 35 = 140/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
25/70 = 25 × 8/70 × 8 = 200/560 - Subtract the two like fractions:
140/560 - 200/560 = 140 - 200/560 = -60/560 - After reducing the fraction, the answer is -3/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16-25/70 4/16-50/70 4/32-25/70 12/16-25/70 4/16-75/70 4/48-25/70 20/16-25/70 4/80-25/70 28/16-25/70