Add 28/84 and 49/25
1st number: 28/84, 2nd number: 1 24/25
28/84 + 49/25 is 172/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 25 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
28/84 = 28 × 25/84 × 25 = 700/2100 - Likewise, for the 2nd fraction, since 25 × 84 = 2100,
49/25 = 49 × 84/25 × 84 = 4116/2100 - Add the two like fractions:
700/2100 + 4116/2100 = 700 + 4116/2100 = 4816/2100 - 4816/2100 simplified gives 172/75
- So, 28/84 + 49/25 = 172/75
In mixed form: 222/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/84+49/25 28/84+98/25 28/84+49/50 28/84+49/75