Add 10/20 and 84/16
1st number: 10/20, 2nd number: 5 4/16
10/20 + 84/16 is 23/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
10/20 = 10 × 4/20 × 4 = 40/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
84/16 = 84 × 5/16 × 5 = 420/80 - Add the two like fractions:
40/80 + 420/80 = 40 + 420/80 = 460/80 - 460/80 simplified gives 23/4
- So, 10/20 + 84/16 = 23/4
In mixed form: 53/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/40+84/16 10/20+84/32 30/20+84/16 10/60+84/16 10/20+84/48 50/20+84/16 10/20+84/80 70/20+84/16