1.	Find –2 + (–4).
		A.	–2	B.	6
		C.	–6	D.	2
		Hint
	2.	Find 4 + (–5).
		A.	9	B.	–9
		C.	1	D.	–1
		Hint
	3.	Find –1 + 2.
		A.	–3	B.	1
		C.	–1	D.	3
		Hint
	4.	Find –2 – (–7).
		A.	9	B.	–9
		C.	–5	D.	5
		Hint
	5.	Find an addition and subtraction equation that represents the number lines below.
		A.	–6 + 7 = 1 –6 – –7 = 1	B.	–6 + –1 = –7 –6 – 1 = –7
		C.	–6 + 1 = 5 –6 – –1 = 5	D.	1 + –6 = –5 1 – 6 = –5
		Hint