Add 2/84 and 25/90
2/84 + 25/90 is 19/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 90 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 84 × 15 = 1260,
2/84 = 2 × 15/84 × 15 = 30/1260 - Likewise, for the 2nd fraction, since 90 × 14 = 1260,
25/90 = 25 × 14/90 × 14 = 350/1260 - Add the two like fractions:
30/1260 + 350/1260 = 30 + 350/1260 = 380/1260 - 380/1260 simplified gives 19/63
- So, 2/84 + 25/90 = 19/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/84+25/90 2/84+50/90 6/84+25/90 2/84+75/90 10/84+25/90 14/84+25/90