Add 54/28 and 21/25
1st number: 1 26/28, 2nd number: 21/25
54/28 + 21/25 is 969/350.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 25 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
54/28 = 54 × 25/28 × 25 = 1350/700 - Likewise, for the 2nd fraction, since 25 × 28 = 700,
21/25 = 21 × 28/25 × 28 = 588/700 - Add the two like fractions:
1350/700 + 588/700 = 1350 + 588/700 = 1938/700 - 1938/700 simplified gives 969/350
- So, 54/28 + 21/25 = 969/350
In mixed form: 2269/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/28+42/25 54/56+21/25 54/28+21/50 54/28+63/25 54/84+21/25 54/28+21/75