Subtract 70/8 from 45/60
1st number: 45/60, 2nd number: 8 6/8
45/60 - 70/8 is -8/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
45/60 = 45 × 2/60 × 2 = 90/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
70/8 = 70 × 15/8 × 15 = 1050/120 - Subtract the two like fractions:
90/120 - 1050/120 = 90 - 1050/120 = -960/120 - After reducing the fraction, the answer is -8/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/60-70/8 45/60-70/16 45/60-70/24 45/60-70/40 45/60-70/56