Add 9/90 and 50/40
1st number: 9/90, 2nd number: 1 10/40
9/90 + 50/40 is 27/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 40 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 40 × 9 = 360,
50/40 = 50 × 9/40 × 9 = 450/360 - Add the two like fractions:
36/360 + 450/360 = 36 + 450/360 = 486/360 - 486/360 simplified gives 27/20
- So, 9/90 + 50/40 = 27/20
In mixed form: 17/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/90+50/40 9/90+50/80 27/90+50/40 45/90+50/40 63/90+50/40