Subtract 70/28 from 45/4
1st number: 11 1/4, 2nd number: 2 14/28
45/4 - 70/28 is 35/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
45/4 = 45 × 7/4 × 7 = 315/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
70/28 = 70 × 1/28 × 1 = 70/28 - Subtract the two like fractions:
315/28 - 70/28 = 315 - 70/28 = 245/28 - After reducing the fraction, the answer is 35/4
- In mixed form: 83/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/4-70/28 45/8-70/28 45/4-70/56 45/12-70/28 45/4-70/84 45/20-70/28 45/28-70/28