SOLUTION: How do you rewrite to addition and solve using a number line?

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Question 234051: How do you rewrite to addition and solve using a number line?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
4+8=12 on the number line
4-8= start at +4 and movr 98 places to the left, or -4
when you add numbers with different signs, subtract and the answer gets the sign of the largest number.
Does that help?
Bob