Add 90/50 and 70/60
1st number: 1 40/50, 2nd number: 1 10/60
90/50 + 70/60 is 89/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 60 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 50 × 6 = 300,
90/50 = 90 × 6/50 × 6 = 540/300 - Likewise, for the 2nd fraction, since 60 × 5 = 300,
70/60 = 70 × 5/60 × 5 = 350/300 - Add the two like fractions:
540/300 + 350/300 = 540 + 350/300 = 890/300 - 890/300 simplified gives 89/30
- So, 90/50 + 70/60 = 89/30
In mixed form: 229/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: