Add 81/8 and 45/35
1st number: 10 1/8, 2nd number: 1 10/35
81/8 + 45/35 is 639/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
81/8 = 81 × 35/8 × 35 = 2835/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
45/35 = 45 × 8/35 × 8 = 360/280 - Add the two like fractions:
2835/280 + 360/280 = 2835 + 360/280 = 3195/280 - 3195/280 simplified gives 639/56
- So, 81/8 + 45/35 = 639/56
In mixed form: 1123/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/8+90/35 81/16+45/35 81/8+45/70 81/24+45/35 81/40+45/35 81/56+45/35