Add 30/81 and 42/32
1st number: 30/81, 2nd number: 1 10/32
30/81 + 42/32 is 727/432.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 32 is 2592
Next, find the equivalent fraction of both fractional numbers with denominator 2592 - For the 1st fraction, since 81 × 32 = 2592,
30/81 = 30 × 32/81 × 32 = 960/2592 - Likewise, for the 2nd fraction, since 32 × 81 = 2592,
42/32 = 42 × 81/32 × 81 = 3402/2592 - Add the two like fractions:
960/2592 + 3402/2592 = 960 + 3402/2592 = 4362/2592 - 4362/2592 simplified gives 727/432
- So, 30/81 + 42/32 = 727/432
In mixed form: 1295/432
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/81+42/32 30/81+84/32 30/81+42/64 90/81+42/32 30/81+42/96