Add 90/2 and 4/12
1st number: 45 0/2, 2nd number: 4/12
90/2 + 4/12 is 136/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
90/2 = 90 × 6/2 × 6 = 540/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
4/12 = 4 × 1/12 × 1 = 4/12 - Add the two like fractions:
540/12 + 4/12 = 540 + 4/12 = 544/12 - 544/12 simplified gives 136/3
- So, 90/2 + 4/12 = 136/3
In mixed form: 451/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2+8/12 90/4+4/12 90/2+4/24 90/6+4/12 90/2+4/36 90/2+20/12 90/10+4/12 90/2+4/60 90/2+28/12 90/14+4/12 90/2+4/84