Add 81/7 and 16/70
1st number: 11 4/7, 2nd number: 16/70
81/7 + 16/70 is 59/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
81/7 = 81 × 10/7 × 10 = 810/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
16/70 = 16 × 1/70 × 1 = 16/70 - Add the two like fractions:
810/70 + 16/70 = 810 + 16/70 = 826/70 - 826/70 simplified gives 59/5
- So, 81/7 + 16/70 = 59/5
In mixed form: 114/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/7+32/70 81/14+16/70 81/7+48/70 81/21+16/70 81/7+80/70 81/35+16/70 81/49+16/70