Add 16/70 and 98/21
1st number: 16/70, 2nd number: 4 14/21
16/70 + 98/21 is 514/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 21 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
16/70 = 16 × 3/70 × 3 = 48/210 - Likewise, for the 2nd fraction, since 21 × 10 = 210,
98/21 = 98 × 10/21 × 10 = 980/210 - Add the two like fractions:
48/210 + 980/210 = 48 + 980/210 = 1028/210 - 1028/210 simplified gives 514/105
- So, 16/70 + 98/21 = 514/105
In mixed form: 494/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/70+98/21 16/70+98/42 48/70+98/21 16/70+98/63 80/70+98/21