Add 10/3 and 75/63, Solve 3 1/3 + 1 12/63 as a fraction

Add 10/3 and 75/63

1^st number: 3 1/3, 2^nd number: 1 12/63

10/3 + 75/63 is 95/21.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 63 is 63

Next, find the equivalent fraction of both fractional numbers with denominator 63
For the 1st fraction, since 3 × 21 = 63,
10/3 = 10 × 21/3 × 21 = 210/63
Likewise, for the 2nd fraction, since 63 × 1 = 63,
75/63 = 75 × 1/63 × 1 = 75/63
Add the two like fractions:
210/63 + 75/63 = 210 + 75/63 = 285/63
285/63 simplified gives 95/21
So, 10/3 + 75/63 = 95/21
In mixed form: 411/21

MathStep (Works offline)

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