1.1.2 Integers (Sample Questions), PT3 Practice


Question 1:
Evaluate 5 + (–7)   

Solution:

Therefore,
5 + (–7) = 5 – 7
= –2


Question 2:
Evaluate –6 – (–5)   

Solution:

Therefore,
–6 – (–5) = –6 + 5   
= –1


Question 3:
Simplify –3 + 7 + (–2)
  
Solution:


Therefore,
–3 + 7 + (–2) = 4 + (–2)
= 4 – 2
= 2


Question 4:
Simplify 5 + (–4) + (–3)  

Solution:


Therefore,
5 + (–4) + (–3)
= 5 – 4 – 3
= –2

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