Add 32/7 and 12/81
1st number: 4 4/7, 2nd number: 12/81
32/7 + 12/81 is 892/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 81 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 7 × 81 = 567,
32/7 = 32 × 81/7 × 81 = 2592/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
12/81 = 12 × 7/81 × 7 = 84/567 - Add the two like fractions:
2592/567 + 84/567 = 2592 + 84/567 = 2676/567 - 2676/567 simplified gives 892/189
- So, 32/7 + 12/81 = 892/189
In mixed form: 4136/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/7+12/81 32/7+24/81 32/14+12/81 96/7+12/81 32/7+36/81 32/21+12/81 32/7+60/81 32/35+12/81 32/7+84/81 32/49+12/81