Subtract 36/48 from 90/10, Solve 9 0/10

Subtract 36/48 from 90/10

1^st number: 9 0/10, 2^nd number: 36/48

90/10 - 36/48 is 33/4.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 48 is 240

Next, find the equivalent fraction of both fractional numbers with denominator 240
For the 1st fraction, since 10 × 24 = 240,
90/10 = 90 × 24/10 × 24 = 2160/240
Likewise, for the 2nd fraction, since 48 × 5 = 240,
36/48 = 36 × 5/48 × 5 = 180/240
Subtract the two like fractions:
2160/240 - 180/240 = 2160 - 180/240 = 1980/240
After reducing the fraction, the answer is 33/4
In mixed form: 81/4

MathStep (Works offline)

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