Add 9/4 and 5/40
1st number: 2 1/4, 2nd number: 5/40
9/4 + 5/40 is 19/8.
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,
9/4 = 9 × 10/4 × 10 = 90/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
5/40 = 5 × 1/40 × 1 = 5/40 - Add the two like fractions:
90/40 + 5/40 = 90 + 5/40 = 95/40 - 95/40 simplified gives 19/8
- So, 9/4 + 5/40 = 19/8
In mixed form: 23/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4+5/40 9/4+10/40 9/8+5/40 9/4+5/80 27/4+5/40 9/4+15/40 9/12+5/40 45/4+5/40 9/4+25/40 9/20+5/40 63/4+5/40 9/4+35/40 9/28+5/40