Subtract 4/80 from 70/32, Solve 2 6/32

Subtract 4/80 from 70/32

1^st number: 2 6/32, 2^nd number: 4/80

70/32 - 4/80 is 171/80.

Find the least common denominator or LCM of the two denominators:
LCM of 32 and 80 is 160

Next, find the equivalent fraction of both fractional numbers with denominator 160
For the 1st fraction, since 32 × 5 = 160,
70/32 = 70 × 5/32 × 5 = 350/160
Likewise, for the 2nd fraction, since 80 × 2 = 160,
4/80 = 4 × 2/80 × 2 = 8/160
Subtract the two like fractions:
350/160 - 8/160 = 350 - 8/160 = 342/160
After reducing the fraction, the answer is 171/80
In mixed form: 211/80

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad