Add 30/90 and 9/16
30/90 + 9/16 is 43/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
30/90 = 30 × 8/90 × 8 = 240/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
9/16 = 9 × 45/16 × 45 = 405/720 - Add the two like fractions:
240/720 + 405/720 = 240 + 405/720 = 645/720 - 645/720 simplified gives 43/48
- So, 30/90 + 9/16 = 43/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/90+9/16 30/90+18/16 30/90+9/32 30/90+27/16 30/90+9/48 30/90+45/16 30/90+9/80 30/90+63/16