Add 81/3 and 72/35
1st number: 27 0/3, 2nd number: 2 2/35
81/3 + 72/35 is 1017/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 3 × 35 = 105,
81/3 = 81 × 35/3 × 35 = 2835/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
72/35 = 72 × 3/35 × 3 = 216/105 - Add the two like fractions:
2835/105 + 216/105 = 2835 + 216/105 = 3051/105 - 3051/105 simplified gives 1017/35
- So, 81/3 + 72/35 = 1017/35
In mixed form: 292/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/6+72/35 81/3+72/70 81/9+72/35 81/15+72/35 81/21+72/35