Subtract 10/45 from 84/70
1st number: 1 14/70, 2nd number: 10/45
84/70 - 10/45 is 44/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
84/70 = 84 × 9/70 × 9 = 756/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
10/45 = 10 × 14/45 × 14 = 140/630 - Subtract the two like fractions:
756/630 - 140/630 = 756 - 140/630 = 616/630 - After reducing the fraction, the answer is 44/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/70-20/45 84/70-10/90 84/70-30/45 84/70-50/45 84/70-70/45