Add 42/14 and 90/3
1st number: 3 0/14, 2nd number: 30 0/3
42/14 + 90/3 is 33/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 3 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
42/14 = 42 × 3/14 × 3 = 126/42 - Likewise, for the 2nd fraction, since 3 × 14 = 42,
90/3 = 90 × 14/3 × 14 = 1260/42 - Add the two like fractions:
126/42 + 1260/42 = 126 + 1260/42 = 1386/42 - 1386/42 simplified gives 33/1
- So, 42/14 + 90/3 = 33/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/14+90/3 42/28+90/3 42/14+90/6 42/14+90/9 42/70+90/3 42/14+90/15 42/98+90/3 42/14+90/21