Add 42/10 and 98/7
1st number: 4 2/10, 2nd number: 14 0/7
42/10 + 98/7 is 91/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
42/10 = 42 × 7/10 × 7 = 294/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
98/7 = 98 × 10/7 × 10 = 980/70 - Add the two like fractions:
294/70 + 980/70 = 294 + 980/70 = 1274/70 - 1274/70 simplified gives 91/5
- So, 42/10 + 98/7 = 91/5
In mixed form: 181/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10+98/7 42/20+98/7 42/10+98/14 42/30+98/7 42/10+98/21 42/50+98/7 42/10+98/35 42/70+98/7 42/10+98/49