Subtract 30/42 from 6/35, Solve 6/35

Subtract 30/42 from 6/35

6/35 - 30/42 is -19/35.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 42 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 35 × 6 = 210,
6/35 = 6 × 6/35 × 6 = 36/210
Likewise, for the 2nd fraction, since 42 × 5 = 210,
30/42 = 30 × 5/42 × 5 = 150/210
Subtract the two like fractions:
36/210 - 150/210 = 36 - 150/210 = -114/210
After reducing the fraction, the answer is -19/35

MathStep (Works offline)

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