Add 25/4 and 45/12
1st number: 6 1/4, 2nd number: 3 9/12
25/4 + 45/12 is 10/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
25/4 = 25 × 3/4 × 3 = 75/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
45/12 = 45 × 1/12 × 1 = 45/12 - Add the two like fractions:
75/12 + 45/12 = 75 + 45/12 = 120/12 - 120/12 simplified gives 10/1
- So, 25/4 + 45/12 = 10/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/4+45/12 25/4+90/12 25/8+45/12 25/4+45/24 75/4+45/12 25/12+45/12 25/4+45/36 25/20+45/12 25/4+45/60 25/28+45/12 25/4+45/84