Add 90/75 and 90/10
1st number: 1 15/75, 2nd number: 9 0/10
90/75 + 90/10 is 51/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 10 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
90/75 = 90 × 2/75 × 2 = 180/150 - Likewise, for the 2nd fraction, since 10 × 15 = 150,
90/10 = 90 × 15/10 × 15 = 1350/150 - Add the two like fractions:
180/150 + 1350/150 = 180 + 1350/150 = 1530/150 - 1530/150 simplified gives 51/5
- So, 90/75 + 90/10 = 51/5
In mixed form: 101/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/75+90/20 90/75+90/30 90/75+90/50 90/75+90/70