Add 20/30 and 98/7
1st number: 20/30, 2nd number: 14 0/7
20/30 + 98/7 is 44/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 7 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
20/30 = 20 × 7/30 × 7 = 140/210 - Likewise, for the 2nd fraction, since 7 × 30 = 210,
98/7 = 98 × 30/7 × 30 = 2940/210 - Add the two like fractions:
140/210 + 2940/210 = 140 + 2940/210 = 3080/210 - 3080/210 simplified gives 44/3
- So, 20/30 + 98/7 = 44/3
In mixed form: 142/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/30+98/7 20/60+98/7 20/30+98/14 60/30+98/7 20/90+98/7 20/30+98/21 20/30+98/35 20/30+98/49