Add 40/90 and 27/10
1st number: 40/90, 2nd number: 2 7/10
40/90 + 27/10 is 283/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
40/90 = 40 × 1/90 × 1 = 40/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
27/10 = 27 × 9/10 × 9 = 243/90 - Add the two like fractions:
40/90 + 243/90 = 40 + 243/90 = 283/90 - So, 40/90 + 27/10 = 283/90
In mixed form: 313/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/90+27/10 40/90+54/10 40/90+27/20 40/90+81/10 40/90+27/30 40/90+27/50 40/90+27/70