Add 3/2 and 4/45
1st number: 1 1/2, 2nd number: 4/45
3/2 + 4/45 is 143/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
3/2 = 3 × 45/2 × 45 = 135/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
4/45 = 4 × 2/45 × 2 = 8/90 - Add the two like fractions:
135/90 + 8/90 = 135 + 8/90 = 143/90 - So, 3/2 + 4/45 = 143/90
In mixed form: 153/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/2+4/45 3/2+8/45 3/4+4/45 3/2+4/90 9/2+4/45 3/2+12/45 3/6+4/45 15/2+4/45 3/2+20/45 3/10+4/45 21/2+4/45 3/2+28/45 3/14+4/45