Add 60/84 and 18/42
60/84 + 18/42 is 8/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
60/84 = 60 × 1/84 × 1 = 60/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
18/42 = 18 × 2/42 × 2 = 36/84 - Add the two like fractions:
60/84 + 36/84 = 60 + 36/84 = 96/84 - 96/84 simplified gives 8/7
- So, 60/84 + 18/42 = 8/7
In mixed form: 11/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/84+36/42 60/84+18/84 60/84+54/42 60/84+90/42