Add 16/20 and 10/40
16/20 + 10/40 is 21/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
16/20 = 16 × 2/20 × 2 = 32/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
10/40 = 10 × 1/40 × 1 = 10/40 - Add the two like fractions:
32/40 + 10/40 = 32 + 10/40 = 42/40 - 42/40 simplified gives 21/20
- So, 16/20 + 10/40 = 21/20
In mixed form: 11/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/20+10/40 16/20+20/40 16/40+10/40 16/20+10/80 48/20+10/40 16/20+30/40 16/60+10/40 80/20+10/40 16/20+50/40 16/20+70/40