Add 72/9 and 14/70
1st number: 8 0/9, 2nd number: 14/70
72/9 + 14/70 is 41/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 9 × 70 = 630,
72/9 = 72 × 70/9 × 70 = 5040/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
14/70 = 14 × 9/70 × 9 = 126/630 - Add the two like fractions:
5040/630 + 126/630 = 5040 + 126/630 = 5166/630 - 5166/630 simplified gives 41/5
- So, 72/9 + 14/70 = 41/5
In mixed form: 81/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/9+28/70 72/18+14/70 72/9+42/70 72/27+14/70 72/45+14/70 72/9+98/70 72/63+14/70