Subtract 81/6 from 24/70
1st number: 24/70, 2nd number: 13 3/6
24/70 - 81/6 is -921/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 6 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
24/70 = 24 × 3/70 × 3 = 72/210 - Likewise, for the 2nd fraction, since 6 × 35 = 210,
81/6 = 81 × 35/6 × 35 = 2835/210 - Subtract the two like fractions:
72/210 - 2835/210 = 72 - 2835/210 = -2763/210 - After reducing the fraction, the answer is -921/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/70-81/6 24/70-81/12 72/70-81/6 24/70-81/18 24/70-81/30 24/70-81/42