Add 12/42 and 24/5
1st number: 12/42, 2nd number: 4 4/5
12/42 + 24/5 is 178/35.
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,
12/42 = 12 × 5/42 × 5 = 60/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
24/5 = 24 × 42/5 × 42 = 1008/210 - Add the two like fractions:
60/210 + 1008/210 = 60 + 1008/210 = 1068/210 - 1068/210 simplified gives 178/35
- So, 12/42 + 24/5 = 178/35
In mixed form: 53/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/42+24/5 12/42+48/5 12/84+24/5 12/42+24/10 36/42+24/5 12/42+72/5 12/42+24/15 60/42+24/5 12/42+24/25 84/42+24/5 12/42+24/35