Subtract 15/16 from 3/70
3/70 - 15/16 is -501/560.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 16 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
3/70 = 3 × 8/70 × 8 = 24/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
15/16 = 15 × 35/16 × 35 = 525/560 - Subtract the two like fractions:
24/560 - 525/560 = 24 - 525/560 = -501/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/70-15/16 3/70-30/16 3/70-15/32 9/70-15/16 3/70-45/16 3/70-15/48 15/70-15/16 3/70-75/16 3/70-15/80 21/70-15/16