Subtract 48/72 from 15/10, Solve 1 5/10

Subtract 48/72 from 15/10

1^st number: 1 5/10, 2^nd number: 48/72

15/10 - 48/72 is 5/6.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 72 is 360

Next, find the equivalent fraction of both fractional numbers with denominator 360
For the 1st fraction, since 10 × 36 = 360,
15/10 = 15 × 36/10 × 36 = 540/360
Likewise, for the 2nd fraction, since 72 × 5 = 360,
48/72 = 48 × 5/72 × 5 = 240/360
Subtract the two like fractions:
540/360 - 240/360 = 540 - 240/360 = 300/360
After reducing the fraction, the answer is 5/6

MathStep (Works offline)

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