1.	Find 4 + (–5).
		A.	9	B.	–1
		C.	–9	D.	1
		Hint
	2.	Find 2 – (–5).
		A.	–7	B.	7
		C.	3	D.	–3
		Hint
	3.	Find –4 – 6.
		A.	–2	B.	2
		C.	–10	D.	10
		Hint
	4.	Find an addition and subtraction equation that represents the number lines below.
		A.	–6 + 1 = 5 –6 – –1 = 5	B.	–6 + 7 = 1 –6 – –7 = 1
		C.	–6 + –1 = –7 –6 – 1 = –7	D.	1 + –6 = –5 1 – 6 = –5
		Hint
	5.	Find the number you can put in the blank to make a sum less than zero.
		A.	Answer must be less than or equal to .
		B.	Answer must be less than .
		C.	Answer must be greater than .
		D.	Answer must be less than .
		Hint