Add 32/18 and 5/40
1st number: 1 14/18, 2nd number: 5/40
32/18 + 5/40 is 137/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 18 × 20 = 360,
32/18 = 32 × 20/18 × 20 = 640/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
5/40 = 5 × 9/40 × 9 = 45/360 - Add the two like fractions:
640/360 + 45/360 = 640 + 45/360 = 685/360 - 685/360 simplified gives 137/72
- So, 32/18 + 5/40 = 137/72
In mixed form: 165/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/18+5/40 32/18+10/40 32/36+5/40 32/18+5/80 96/18+5/40 32/18+15/40 32/54+5/40 32/18+25/40 32/90+5/40 32/18+35/40