GKT101: General Knowledge for Teachers – Math

Simplify Expressions Using the Order of Operations
In the following exercises, simplify.

1. $2^3−12÷(9−5)$
   
   
2. $3 \cdot 8+5 \cdot 2$
   
   
3. $2+8(6+1)$
   
   
4. $4 \cdot 12/8$
   
   
5. $6+10/2+2$
   
   
6. $(6+10)÷(2+2)$
   
   
7. $20÷4+6 \cdot 5$
   
   
8. $20÷(4+6) \cdot 5$
   
   
9. $4^2+5^2$
   
   
10. $(4+5)^2$
    
    
11. $3(1+9 \cdot 6)−4^2$
    
    
12. $2[1+3(10−2)]$

Source: Rice University, https://openstax.org/books/prealgebra-2e/pages/2-1-use-the-language-of-algebra
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