Add 45/2 and 90/15
1st number: 22 1/2, 2nd number: 6 0/15
45/2 + 90/15 is 57/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
45/2 = 45 × 15/2 × 15 = 675/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
90/15 = 90 × 2/15 × 2 = 180/30 - Add the two like fractions:
675/30 + 180/30 = 675 + 180/30 = 855/30 - 855/30 simplified gives 57/2
- So, 45/2 + 90/15 = 57/2
In mixed form: 281/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2+90/15 45/4+90/15 45/2+90/30 45/6+90/15 45/2+90/45 45/10+90/15 45/2+90/75 45/14+90/15