Add 25/50 and 90/84
1st number: 25/50, 2nd number: 1 6/84
25/50 + 90/84 is 11/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 84 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 50 × 42 = 2100,
25/50 = 25 × 42/50 × 42 = 1050/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
90/84 = 90 × 25/84 × 25 = 2250/2100 - Add the two like fractions:
1050/2100 + 2250/2100 = 1050 + 2250/2100 = 3300/2100 - 3300/2100 simplified gives 11/7
- So, 25/50 + 90/84 = 11/7
In mixed form: 14/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/50+90/84