Add 8/30 and 45/25
1st number: 8/30, 2nd number: 1 20/25
8/30 + 45/25 is 31/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 25 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
8/30 = 8 × 5/30 × 5 = 40/150 - Likewise, for the 2nd fraction, since 25 × 6 = 150,
45/25 = 45 × 6/25 × 6 = 270/150 - Add the two like fractions:
40/150 + 270/150 = 40 + 270/150 = 310/150 - 310/150 simplified gives 31/15
- So, 8/30 + 45/25 = 31/15
In mixed form: 21/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/30+45/25 8/30+90/25 8/60+45/25 8/30+45/50 24/30+45/25 8/90+45/25 8/30+45/75 40/30+45/25 56/30+45/25