Add 8/28 and 90/25
1st number: 8/28, 2nd number: 3 15/25
8/28 + 90/25 is 136/35.
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,
8/28 = 8 × 25/28 × 25 = 200/700 - Likewise, for the 2nd fraction, since 25 × 28 = 700,
90/25 = 90 × 28/25 × 28 = 2520/700 - Add the two like fractions:
200/700 + 2520/700 = 200 + 2520/700 = 2720/700 - 2720/700 simplified gives 136/35
- So, 8/28 + 90/25 = 136/35
In mixed form: 331/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/28+90/25 8/56+90/25 8/28+90/50 24/28+90/25 8/84+90/25 8/28+90/75 40/28+90/25 56/28+90/25