K Math Subtraction

Question 0

2-1

Answer 0

2-1=1

Question 1

6-5

Answer 1

6-5=1

Question 2

9-9

Answer 2

9-9=0

Question 3

243-243

Answer 3

243-243=0

Question 4

9-8

Answer 4

9-8=1

Question 5

5000-5000

Answer 5

5000-5000=0

Question 6

3-1

Answer 6

3-2=1