Add 90/50 and 16/84
1st number: 1 40/50, 2nd number: 16/84
90/50 + 16/84 is 209/105.
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,
90/50 = 90 × 42/50 × 42 = 3780/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
16/84 = 16 × 25/84 × 25 = 400/2100 - Add the two like fractions:
3780/2100 + 400/2100 = 3780 + 400/2100 = 4180/2100 - 4180/2100 simplified gives 209/105
- So, 90/50 + 16/84 = 209/105
In mixed form: 1104/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/50+32/84 90/50+48/84 90/50+80/84