Answer :
note: each stroke represents a single number
the first case of -5 + -7 = -12
2.
-2 + 9 = 7
in a number line, you'll start from negative value and add the next positive or negative integer to get your final answer
note: each stroke represents a single number
the first case of -5 + -7 = -12
2.
-2 + 9 = 7
in a number line, you'll start from negative value and add the next positive or negative integer to get your final answer