Add 98/42 and 12/10
1st number: 2 14/42, 2nd number: 1 2/10
98/42 + 12/10 is 53/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 10 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 10 × 21 = 210,
12/10 = 12 × 21/10 × 21 = 252/210 - Add the two like fractions:
490/210 + 252/210 = 490 + 252/210 = 742/210 - 742/210 simplified gives 53/15
- So, 98/42 + 12/10 = 53/15
In mixed form: 38/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/42+24/10 98/84+12/10 98/42+12/20 98/42+36/10 98/42+12/30 98/42+60/10 98/42+12/50 98/42+84/10 98/42+12/70