Add 18/32 and 45/30
1st number: 18/32, 2nd number: 1 15/30
18/32 + 45/30 is 33/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 30 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 32 × 15 = 480,
18/32 = 18 × 15/32 × 15 = 270/480 - Likewise, for the 2nd fraction, since 30 × 16 = 480,
45/30 = 45 × 16/30 × 16 = 720/480 - Add the two like fractions:
270/480 + 720/480 = 270 + 720/480 = 990/480 - 990/480 simplified gives 33/16
- So, 18/32 + 45/30 = 33/16
In mixed form: 21/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/32+45/30 18/32+90/30 18/64+45/30 18/32+45/60 54/32+45/30 18/96+45/30 18/32+45/90 90/32+45/30