Add 42/90 and 5/54
42/90 + 5/54 is 151/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 90 × 3 = 270,
42/90 = 42 × 3/90 × 3 = 126/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
5/54 = 5 × 5/54 × 5 = 25/270 - Add the two like fractions:
126/270 + 25/270 = 126 + 25/270 = 151/270 - So, 42/90 + 5/54 = 151/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/90+5/54 42/90+10/54 42/90+15/54 42/90+25/54 42/90+35/54