Add 60/42 and 10/49, Solve 1 18/42 + 10/49 as a fraction

Add 60/42 and 10/49

1^st number: 1 18/42, 2^nd number: 10/49

60/42 + 10/49 is 80/49.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 49 is 294

Next, find the equivalent fraction of both fractional numbers with denominator 294
For the 1st fraction, since 42 × 7 = 294,
60/42 = 60 × 7/42 × 7 = 420/294
Likewise, for the 2nd fraction, since 49 × 6 = 294,
10/49 = 10 × 6/49 × 6 = 60/294
Add the two like fractions:
420/294 + 60/294 = 420 + 60/294 = 480/294
480/294 simplified gives 80/49
So, 60/42 + 10/49 = 80/49
In mixed form: 131/49

MathStep (Works offline)

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