Add 40/42 and 60/5
1st number: 40/42, 2nd number: 12 0/5
40/42 + 60/5 is 272/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 5 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
40/42 = 40 × 5/42 × 5 = 200/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
60/5 = 60 × 42/5 × 42 = 2520/210 - Add the two like fractions:
200/210 + 2520/210 = 200 + 2520/210 = 2720/210 - 2720/210 simplified gives 272/21
- So, 40/42 + 60/5 = 272/21
In mixed form: 1220/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/42+60/5 40/84+60/5 40/42+60/10 40/42+60/15 40/42+60/25 40/42+60/35