Subtract 8/70 from 84/32
1st number: 2 20/32, 2nd number: 8/70
84/32 - 8/70 is 703/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 70 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 32 × 35 = 1120,
84/32 = 84 × 35/32 × 35 = 2940/1120 - Likewise, for the 2nd fraction, since 70 × 16 = 1120,
8/70 = 8 × 16/70 × 16 = 128/1120 - Subtract the two like fractions:
2940/1120 - 128/1120 = 2940 - 128/1120 = 2812/1120 - After reducing the fraction, the answer is 703/280
- In mixed form: 2143/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/32-16/70 84/64-8/70 84/32-24/70 84/96-8/70 84/32-40/70 84/32-56/70