Subtract 10/90 from 24/10, Solve 2 4/10

Subtract 10/90 from 24/10

1^st number: 2 4/10, 2^nd number: 10/90

24/10 - 10/90 is 103/45.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 90 is 90

Next, find the equivalent fraction of both fractional numbers with denominator 90
For the 1st fraction, since 10 × 9 = 90,
24/10 = 24 × 9/10 × 9 = 216/90
Likewise, for the 2nd fraction, since 90 × 1 = 90,
10/90 = 10 × 1/90 × 1 = 10/90
Subtract the two like fractions:
216/90 - 10/90 = 216 - 10/90 = 206/90
After reducing the fraction, the answer is 103/45
In mixed form: 213/45

MathStep (Works offline)

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