Question

How many zero pairs do you think we need to add so we can take away 6 positives?

Answer 1

6

Explanation:

1-(-1) ends you with 5

1 -(-1) ends you with 4

1- (-1) end you with 3

1 - (-1) ends you with 2

1 - (-1) end you with 1

1 - (-1) ends you with 0