Subtract 12/8 from 3/35, Solve 3/35

Subtract 12/8 from 3/35

1^st number: 3/35, 2^nd number: 1 4/8

3/35 - 12/8 is -99/70.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 8 is 280

Next, find the equivalent fraction of both fractional numbers with denominator 280
For the 1st fraction, since 35 × 8 = 280,
3/35 = 3 × 8/35 × 8 = 24/280
Likewise, for the 2nd fraction, since 8 × 35 = 280,
12/8 = 12 × 35/8 × 35 = 420/280
Subtract the two like fractions:
24/280 - 420/280 = 24 - 420/280 = -396/280
After reducing the fraction, the answer is -99/70

MathStep (Works offline)

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