Add 90/10 and 45/25
1st number: 9 0/10, 2nd number: 1 20/25
90/10 + 45/25 is 54/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 25 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 10 × 5 = 50,
90/10 = 90 × 5/10 × 5 = 450/50 - Likewise, for the 2nd fraction, since 25 × 2 = 50,
45/25 = 45 × 2/25 × 2 = 90/50 - Add the two like fractions:
450/50 + 90/50 = 450 + 90/50 = 540/50 - 540/50 simplified gives 54/5
- So, 90/10 + 45/25 = 54/5
In mixed form: 104/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10+90/25 90/20+45/25 90/10+45/50 90/30+45/25 90/10+45/75 90/50+45/25 90/70+45/25