Add 30/48 and 64/90
30/48 + 64/90 is 481/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
30/48 = 30 × 15/48 × 15 = 450/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
64/90 = 64 × 8/90 × 8 = 512/720 - Add the two like fractions:
450/720 + 512/720 = 450 + 512/720 = 962/720 - 962/720 simplified gives 481/360
- So, 30/48 + 64/90 = 481/360
In mixed form: 1121/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/48+64/90 30/96+64/90 90/48+64/90