Subtract 12/60 from 70/45
1st number: 1 25/45, 2nd number: 12/60
70/45 - 12/60 is 61/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
70/45 = 70 × 4/45 × 4 = 280/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
12/60 = 12 × 3/60 × 3 = 36/180 - Subtract the two like fractions:
280/180 - 36/180 = 280 - 36/180 = 244/180 - After reducing the fraction, the answer is 61/45
- In mixed form: 116/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/45-24/60 70/90-12/60 70/45-36/60 70/45-84/60