Add 45/40 and 45/8
1st number: 1 5/40, 2nd number: 5 5/8
45/40 + 45/8 is 27/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
45/40 = 45 × 1/40 × 1 = 45/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
45/8 = 45 × 5/8 × 5 = 225/40 - Add the two like fractions:
45/40 + 225/40 = 45 + 225/40 = 270/40 - 270/40 simplified gives 27/4
- So, 45/40 + 45/8 = 27/4
In mixed form: 63/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/40+45/8 45/40+90/8 45/80+45/8 45/40+45/16 45/40+45/24 45/40+45/40 45/40+45/56