Add 42/90 and 5/3
1st number: 42/90, 2nd number: 1 2/3
42/90 + 5/3 is 32/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 3 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
42/90 = 42 × 1/90 × 1 = 42/90 - Likewise, for the 2nd fraction, since 3 × 30 = 90,
5/3 = 5 × 30/3 × 30 = 150/90 - Add the two like fractions:
42/90 + 150/90 = 42 + 150/90 = 192/90 - 192/90 simplified gives 32/15
- So, 42/90 + 5/3 = 32/15
In mixed form: 22/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/90+5/3 42/90+10/3 42/90+5/6 42/90+15/3 42/90+5/9 42/90+25/3 42/90+5/15 42/90+35/3 42/90+5/21