Subtract 32/10 from 9/49, Solve 9/49

Subtract 32/10 from 9/49

1^st number: 9/49, 2^nd number: 3 2/10

9/49 - 32/10 is -739/245.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 10 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 49 × 10 = 490,
9/49 = 9 × 10/49 × 10 = 90/490
Likewise, for the 2nd fraction, since 10 × 49 = 490,
32/10 = 32 × 49/10 × 49 = 1568/490
Subtract the two like fractions:
90/490 - 1568/490 = 90 - 1568/490 = -1478/490
After reducing the fraction, the answer is -739/245

MathStep (Works offline)

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