Subtract 1/9 from 70/7
1st number: 10 0/7, 2nd number: 1/9
70/7 - 1/9 is 89/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
70/7 = 70 × 9/7 × 9 = 630/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
1/9 = 1 × 7/9 × 7 = 7/63 - Subtract the two like fractions:
630/63 - 7/63 = 630 - 7/63 = 623/63 - After reducing the fraction, the answer is 89/9
- In mixed form: 98/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/7-2/9 70/14-1/9 70/7-1/18 70/7-3/9 70/21-1/9 70/7-1/27 70/7-5/9 70/35-1/9 70/7-1/45 70/7-7/9 70/49-1/9 70/7-1/63