Add 32/9 and 81/70
1st number: 3 5/9, 2nd number: 1 11/70
32/9 + 81/70 is 2969/630.
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,
32/9 = 32 × 70/9 × 70 = 2240/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
81/70 = 81 × 9/70 × 9 = 729/630 - Add the two like fractions:
2240/630 + 729/630 = 2240 + 729/630 = 2969/630 - So, 32/9 + 81/70 = 2969/630
In mixed form: 4449/630
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/9+81/70 32/18+81/70 96/9+81/70 32/27+81/70 32/45+81/70 32/63+81/70