Add 40/25 and 2/90
1st number: 1 15/25, 2nd number: 2/90
40/25 + 2/90 is 73/45.
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,
40/25 = 40 × 18/25 × 18 = 720/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
2/90 = 2 × 5/90 × 5 = 10/450 - Add the two like fractions:
720/450 + 10/450 = 720 + 10/450 = 730/450 - 730/450 simplified gives 73/45
- So, 40/25 + 2/90 = 73/45
In mixed form: 128/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/25+2/90 40/25+4/90 40/50+2/90 40/25+6/90 40/75+2/90 40/25+10/90 40/25+14/90