Add 25/32 and 20/45
25/32 + 20/45 is 353/288.
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,
25/32 = 25 × 45/32 × 45 = 1125/1440 - Likewise, for the 2nd fraction, since 45 × 32 = 1440,
20/45 = 20 × 32/45 × 32 = 640/1440 - Add the two like fractions:
1125/1440 + 640/1440 = 1125 + 640/1440 = 1765/1440 - 1765/1440 simplified gives 353/288
- So, 25/32 + 20/45 = 353/288
In mixed form: 165/288
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/32+20/45 25/32+40/45 25/64+20/45 25/32+20/90 75/32+20/45 25/32+60/45 25/96+20/45