Add 45/10 and 75/90
1st number: 4 5/10, 2nd number: 75/90
45/10 + 75/90 is 16/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
45/10 = 45 × 9/10 × 9 = 405/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
75/90 = 75 × 1/90 × 1 = 75/90 - Add the two like fractions:
405/90 + 75/90 = 405 + 75/90 = 480/90 - 480/90 simplified gives 16/3
- So, 45/10 + 75/90 = 16/3
In mixed form: 51/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10+75/90 45/20+75/90 45/30+75/90 45/50+75/90 45/70+75/90