Add 15/35 and 81/32
1st number: 15/35, 2nd number: 2 17/32
15/35 + 81/32 is 663/224.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 32 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 35 × 32 = 1120,
15/35 = 15 × 32/35 × 32 = 480/1120 - Likewise, for the 2nd fraction, since 32 × 35 = 1120,
81/32 = 81 × 35/32 × 35 = 2835/1120 - Add the two like fractions:
480/1120 + 2835/1120 = 480 + 2835/1120 = 3315/1120 - 3315/1120 simplified gives 663/224
- So, 15/35 + 81/32 = 663/224
In mixed form: 2215/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/35+81/32 15/70+81/32 15/35+81/64 45/35+81/32 15/35+81/96 75/35+81/32