Add 60/42 and 80/10
1st number: 1 18/42, 2nd number: 8 0/10
60/42 + 80/10 is 66/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 10 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
60/42 = 60 × 5/42 × 5 = 300/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
80/10 = 80 × 21/10 × 21 = 1680/210 - Add the two like fractions:
300/210 + 1680/210 = 300 + 1680/210 = 1980/210 - 1980/210 simplified gives 66/7
- So, 60/42 + 80/10 = 66/7
In mixed form: 93/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/84+80/10 60/42+80/20 60/42+80/30 60/42+80/50 60/42+80/70