Add 18/32 and 7/45
18/32 + 7/45 is 517/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 45 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 32 × 45 = 1440,
18/32 = 18 × 45/32 × 45 = 810/1440 - Likewise, for the 2nd fraction, since 45 × 32 = 1440,
7/45 = 7 × 32/45 × 32 = 224/1440 - Add the two like fractions:
810/1440 + 224/1440 = 810 + 224/1440 = 1034/1440 - 1034/1440 simplified gives 517/720
- So, 18/32 + 7/45 = 517/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/32+7/45 18/32+14/45 18/64+7/45 18/32+7/90 54/32+7/45 18/32+21/45 18/96+7/45 90/32+7/45 18/32+35/45 18/32+49/45