Add 8/90 and 30/32
8/90 + 30/32 is 739/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 32 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 90 × 16 = 1440,
8/90 = 8 × 16/90 × 16 = 128/1440 - Likewise, for the 2nd fraction, since 32 × 45 = 1440,
30/32 = 30 × 45/32 × 45 = 1350/1440 - Add the two like fractions:
128/1440 + 1350/1440 = 128 + 1350/1440 = 1478/1440 - 1478/1440 simplified gives 739/720
- So, 8/90 + 30/32 = 739/720
In mixed form: 119/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/90+30/32 8/90+60/32 8/90+30/64 24/90+30/32 8/90+90/32 8/90+30/96 40/90+30/32 56/90+30/32