Add 8/90 and 75/45
1st number: 8/90, 2nd number: 1 30/45
8/90 + 75/45 is 79/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
8/90 = 8 × 1/90 × 1 = 8/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
75/45 = 75 × 2/45 × 2 = 150/90 - Add the two like fractions:
8/90 + 150/90 = 8 + 150/90 = 158/90 - 158/90 simplified gives 79/45
- So, 8/90 + 75/45 = 79/45
In mixed form: 134/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/90+75/45 8/90+75/90 24/90+75/45 40/90+75/45 56/90+75/45