Add 20/8 and 75/45
1st number: 2 4/8, 2nd number: 1 30/45
20/8 + 75/45 is 25/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
20/8 = 20 × 45/8 × 45 = 900/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
75/45 = 75 × 8/45 × 8 = 600/360 - Add the two like fractions:
900/360 + 600/360 = 900 + 600/360 = 1500/360 - 1500/360 simplified gives 25/6
- So, 20/8 + 75/45 = 25/6
In mixed form: 41/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/8+75/45 20/16+75/45 20/8+75/90 60/8+75/45 20/24+75/45 20/40+75/45 20/56+75/45