Add 90/12 and 25/4
1st number: 7 6/12, 2nd number: 6 1/4
90/12 + 25/4 is 55/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
90/12 = 90 × 1/12 × 1 = 90/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
25/4 = 25 × 3/4 × 3 = 75/12 - Add the two like fractions:
90/12 + 75/12 = 90 + 75/12 = 165/12 - 165/12 simplified gives 55/4
- So, 90/12 + 25/4 = 55/4
In mixed form: 133/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+50/4 90/24+25/4 90/12+25/8 90/12+75/4 90/36+25/4 90/12+25/12 90/60+25/4 90/12+25/20 90/84+25/4 90/12+25/28