Add 10/42 and 35/5
1st number: 10/42, 2nd number: 7 0/5
10/42 + 35/5 is 152/21.
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,
10/42 = 10 × 5/42 × 5 = 50/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
35/5 = 35 × 42/5 × 42 = 1470/210 - Add the two like fractions:
50/210 + 1470/210 = 50 + 1470/210 = 1520/210 - 1520/210 simplified gives 152/21
- So, 10/42 + 35/5 = 152/21
In mixed form: 75/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/42+35/5 10/42+70/5 10/84+35/5 10/42+35/10 30/42+35/5 10/42+35/15 50/42+35/5 10/42+35/25 70/42+35/5