Add 63/30 and 10/42, Solve 2 3/30 + 10/42 as a fraction

Add 63/30 and 10/42

1^st number: 2 3/30, 2^nd number: 10/42

63/30 + 10/42 is 491/210.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 42 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 30 × 7 = 210,
63/30 = 63 × 7/30 × 7 = 441/210
Likewise, for the 2nd fraction, since 42 × 5 = 210,
10/42 = 10 × 5/42 × 5 = 50/210
Add the two like fractions:
441/210 + 50/210 = 441 + 50/210 = 491/210
So, 63/30 + 10/42 = 491/210
In mixed form: 271/210

MathStep (Works offline)

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