Add 45/40 and 45/16
1st number: 1 5/40, 2nd number: 2 13/16
45/40 + 45/16 is 63/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 40 × 2 = 80,
45/40 = 45 × 2/40 × 2 = 90/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
45/16 = 45 × 5/16 × 5 = 225/80 - Add the two like fractions:
90/80 + 225/80 = 90 + 225/80 = 315/80 - 315/80 simplified gives 63/16
- So, 45/40 + 45/16 = 63/16
In mixed form: 315/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/40+45/16 45/40+90/16 45/80+45/16 45/40+45/32 45/40+45/48 45/40+45/80