Add 90/2 and 1/20
1st number: 45 0/2, 2nd number: 1/20
90/2 + 1/20 is 901/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 2 × 10 = 20,
90/2 = 90 × 10/2 × 10 = 900/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
1/20 = 1 × 1/20 × 1 = 1/20 - Add the two like fractions:
900/20 + 1/20 = 900 + 1/20 = 901/20 - So, 90/2 + 1/20 = 901/20
In mixed form: 451/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2+2/20 90/4+1/20 90/2+1/40 90/2+3/20 90/6+1/20 90/2+1/60 90/2+5/20 90/10+1/20 90/2+7/20 90/14+1/20