Add 90/80 and 56/60
1st number: 1 10/80, 2nd number: 56/60
90/80 + 56/60 is 247/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 60 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
90/80 = 90 × 3/80 × 3 = 270/240 - Likewise, for the 2nd fraction, since 60 × 4 = 240,
56/60 = 56 × 4/60 × 4 = 224/240 - Add the two like fractions:
270/240 + 224/240 = 270 + 224/240 = 494/240 - 494/240 simplified gives 247/120
- So, 90/80 + 56/60 = 247/120
In mixed form: 27/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: