Add 45/4 and 5/40
1st number: 11 1/4, 2nd number: 5/40
45/4 + 5/40 is 91/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
45/4 = 45 × 10/4 × 10 = 450/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
5/40 = 5 × 1/40 × 1 = 5/40 - Add the two like fractions:
450/40 + 5/40 = 450 + 5/40 = 455/40 - 455/40 simplified gives 91/8
- So, 45/4 + 5/40 = 91/8
In mixed form: 113/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/4+5/40 45/4+10/40 45/8+5/40 45/4+5/80 45/4+15/40 45/12+5/40 45/4+25/40 45/20+5/40 45/4+35/40 45/28+5/40