-7
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3
just think of the negative number as below the zero on the number line. just like the positive numbers are above the zero on the number line. then count out how far you have to go to get to your number. you can also treat the negative number like you a minusing that number take -3 and 7 -3 + 7 = 4 7 - 3 = 4
7
17
This occurs when you add a negative number. An understanding of negative numbers and their place in the number line is appropriate for this subject. EXAMPLE : 15 + (-7) = 15 - 7 = 8