A 1.1 (p.3)

 $3\times10+8-4^2$  

 $4\times\left(-8\right)+6-\left(-2\right)^3$  

 $\left(-5\right)^2\times3\div5+9$  

Which operation would you do first in the following equation?

10 - 4 ÷ 1 x 5

• Subtraction

• Division

• Multiplication

• Addition

Simplify:
[25-(13+4)+4] ÷ 3

• 6
• 2
• 3
• 4

• Sallie

• Brian

• I'm not sure

• Both

Simplify the following:
(2 + 7 - 1) ÷ 2²

• 16
• 2
• 72.25
• 8.75

 $1+2-5\div5$  

• 4

• 1

• 2

• 0

 $\left(8+6-5\right)\div3+4$  

 $3\cdot5+5-\left(12-6\right)\div3$  

• 13

• 18

• 19

• 14