Add 90/2 and 12/5
1st number: 45 0/2, 2nd number: 2 2/5
90/2 + 12/5 is 237/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
90/2 = 90 × 5/2 × 5 = 450/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
12/5 = 12 × 2/5 × 2 = 24/10 - Add the two like fractions:
450/10 + 24/10 = 450 + 24/10 = 474/10 - 474/10 simplified gives 237/5
- So, 90/2 + 12/5 = 237/5
In mixed form: 472/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2+24/5 90/4+12/5 90/2+12/10 90/2+36/5 90/6+12/5 90/2+12/15 90/2+60/5 90/10+12/5 90/2+12/25 90/2+84/5 90/14+12/5 90/2+12/35