Add 84/25 and 8/90
1st number: 3 9/25, 2nd number: 8/90
84/25 + 8/90 is 776/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
84/25 = 84 × 18/25 × 18 = 1512/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
8/90 = 8 × 5/90 × 5 = 40/450 - Add the two like fractions:
1512/450 + 40/450 = 1512 + 40/450 = 1552/450 - 1552/450 simplified gives 776/225
- So, 84/25 + 8/90 = 776/225
In mixed form: 3101/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/25+16/90 84/50+8/90 84/25+24/90 84/75+8/90 84/25+40/90 84/25+56/90