Add 98/42 and 10/70
1st number: 2 14/42, 2nd number: 10/70
98/42 + 10/70 is 52/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
98/42 = 98 × 5/42 × 5 = 490/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
10/70 = 10 × 3/70 × 3 = 30/210 - Add the two like fractions:
490/210 + 30/210 = 490 + 30/210 = 520/210 - 520/210 simplified gives 52/21
- So, 98/42 + 10/70 = 52/21
In mixed form: 210/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/42+20/70 98/84+10/70 98/42+30/70 98/42+50/70