Subtract 90/10 from 12/35
1st number: 12/35, 2nd number: 9 0/10
12/35 - 90/10 is -303/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
12/35 = 12 × 2/35 × 2 = 24/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
90/10 = 90 × 7/10 × 7 = 630/70 - Subtract the two like fractions:
24/70 - 630/70 = 24 - 630/70 = -606/70 - After reducing the fraction, the answer is -303/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/35-90/10 12/70-90/10 12/35-90/20 36/35-90/10 12/35-90/30 60/35-90/10 12/35-90/50 84/35-90/10 12/35-90/70