Add 90/50 and 10/84
1st number: 1 40/50, 2nd number: 10/84
90/50 + 10/84 is 403/210.
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,
10/84 = 10 × 25/84 × 25 = 250/2100 - Add the two like fractions:
3780/2100 + 250/2100 = 3780 + 250/2100 = 4030/2100 - 4030/2100 simplified gives 403/210
- So, 90/50 + 10/84 = 403/210
In mixed form: 1193/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/50+20/84 90/50+30/84 90/50+50/84 90/50+70/84