Subtract 70/45 from 16/5
1st number: 3 1/5, 2nd number: 1 25/45
16/5 - 70/45 is 74/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
16/5 = 16 × 9/5 × 9 = 144/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
70/45 = 70 × 1/45 × 1 = 70/45 - Subtract the two like fractions:
144/45 - 70/45 = 144 - 70/45 = 74/45 - In mixed form: 129/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/5-70/45 16/10-70/45 16/5-70/90 48/5-70/45 16/15-70/45 80/5-70/45 16/25-70/45 16/35-70/45