Add 10/48 and 21/12, Solve 10/48 + 1 9/12 as a fraction

Add 10/48 and 21/12

1^st number: 10/48, 2^nd number: 1 9/12

10/48 + 21/12 is 47/24.

Find the least common denominator or LCM of the two denominators:
LCM of 48 and 12 is 48

Next, find the equivalent fraction of both fractional numbers with denominator 48
For the 1st fraction, since 48 × 1 = 48,
10/48 = 10 × 1/48 × 1 = 10/48
Likewise, for the 2nd fraction, since 12 × 4 = 48,
21/12 = 21 × 4/12 × 4 = 84/48
Add the two like fractions:
10/48 + 84/48 = 10 + 84/48 = 94/48
94/48 simplified gives 47/24
So, 10/48 + 21/12 = 47/24
In mixed form: 123/24

MathStep (Works offline)

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