Subtract 45/16 from 12/70
1st number: 12/70, 2nd number: 2 13/16
12/70 - 45/16 is -1479/560.
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,
12/70 = 12 × 8/70 × 8 = 96/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
45/16 = 45 × 35/16 × 35 = 1575/560 - Subtract the two like fractions:
96/560 - 1575/560 = 96 - 1575/560 = -1479/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/70-45/16 12/70-90/16 12/70-45/32 36/70-45/16 12/70-45/48 60/70-45/16 12/70-45/80 84/70-45/16