Add 1/42 and 10/5
1st number: 1/42, 2nd number: 2 0/5
1/42 + 10/5 is 85/42.
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,
1/42 = 1 × 5/42 × 5 = 5/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
10/5 = 10 × 42/5 × 42 = 420/210 - Add the two like fractions:
5/210 + 420/210 = 5 + 420/210 = 425/210 - 425/210 simplified gives 85/42
- So, 1/42 + 10/5 = 85/42
In mixed form: 21/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/42+10/5 1/42+20/5 1/84+10/5 3/42+10/5 1/42+30/5 1/42+10/15 5/42+10/5 1/42+50/5 1/42+10/25 7/42+10/5 1/42+70/5 1/42+10/35