Add 18/20 and 16/10
1st number: 18/20, 2nd number: 1 6/10
18/20 + 16/10 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
18/20 = 18 × 1/20 × 1 = 18/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
16/10 = 16 × 2/10 × 2 = 32/20 - Add the two like fractions:
18/20 + 32/20 = 18 + 32/20 = 50/20 - 50/20 simplified gives 5/2
- So, 18/20 + 16/10 = 5/2
In mixed form: 21/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/20+16/10 18/20+32/10 18/40+16/10 18/20+16/20 54/20+16/10 18/20+48/10 18/60+16/10 18/20+16/30 90/20+16/10 18/20+80/10 18/20+16/50 18/20+16/70