Subtract 5/16 from 15/10, Solve 1 5/10

Subtract 5/16 from 15/10

1^st number: 1 5/10, 2^nd number: 5/16

15/10 - 5/16 is 19/16.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 16 is 80

Next, find the equivalent fraction of both fractional numbers with denominator 80
For the 1st fraction, since 10 × 8 = 80,
15/10 = 15 × 8/10 × 8 = 120/80
Likewise, for the 2nd fraction, since 16 × 5 = 80,
5/16 = 5 × 5/16 × 5 = 25/80
Subtract the two like fractions:
120/80 - 25/80 = 120 - 25/80 = 95/80
After reducing the fraction, the answer is 19/16
In mixed form: 13/16

MathStep (Works offline)

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