Add 30/25 and 35/90
1st number: 1 5/25, 2nd number: 35/90
30/25 + 35/90 is 143/90.
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,
30/25 = 30 × 18/25 × 18 = 540/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
35/90 = 35 × 5/90 × 5 = 175/450 - Add the two like fractions:
540/450 + 175/450 = 540 + 175/450 = 715/450 - 715/450 simplified gives 143/90
- So, 30/25 + 35/90 = 143/90
In mixed form: 153/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/25+35/90 30/25+70/90 30/50+35/90 90/25+35/90 30/75+35/90