Add 45/40 and 16/5
1st number: 1 5/40, 2nd number: 3 1/5
45/40 + 16/5 is 173/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 5 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 5 × 8 = 40,
16/5 = 16 × 8/5 × 8 = 128/40 - Add the two like fractions:
45/40 + 128/40 = 45 + 128/40 = 173/40 - So, 45/40 + 16/5 = 173/40
In mixed form: 413/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/40+16/5 45/40+32/5 45/80+16/5 45/40+16/10 45/40+48/5 45/40+16/15 45/40+80/5 45/40+16/25 45/40+16/35