Add 9/90 and 45/8
1st number: 9/90, 2nd number: 5 5/8
9/90 + 45/8 is 229/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
9/90 = 9 × 4/90 × 4 = 36/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
45/8 = 45 × 45/8 × 45 = 2025/360 - Add the two like fractions:
36/360 + 2025/360 = 36 + 2025/360 = 2061/360 - 2061/360 simplified gives 229/40
- So, 9/90 + 45/8 = 229/40
In mixed form: 529/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/90+45/8 9/90+90/8 9/90+45/16 27/90+45/8 9/90+45/24 45/90+45/8 9/90+45/40 63/90+45/8 9/90+45/56