cc3 checkpoint 2 practice

solve when x =3
2 +4x

• 14

• 18

• 45

• 9

Tags

CCSS.6.EE.B.7

 $3+6\times10-9$  What step should be done first?

•  $3+6$  

•  $6\times10$  

•  $10-9$  

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

 $28\ +64\div8$  What is the first step to evaluate:

•  $64\div8$  

•  $28+64$  

•  $8\div24$  

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

 $\ 12+18\div3\ step\ by\ step$  $30\div3\ step\ 1$  

 $=\ 10\ step\ 2$  
Find Bob's mistake

• Step 1 is the mistake

• Step 2 is hte mistake

• No mistake

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

 $36-6\times4$  Evaluate using the order of operations

• 12

• 120

• 24

• 3

Tags

CCSS.7.NS.A.3

 $55-15+29$  What is the first step to evaluate:

• 55-15

• 15+29

• 15-55

• 55 + 29

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Sally tried to evaluate
 $50-20\div10\ \ step\ by\ step$  
 $30\div10\ \ step\ 1$  
 $=3\ step\ 2$  
Find Sally's mistake

• step 1 is the mistake

• step 2 is the mistake

• There is no mistake

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

 $45\div5-4\ \times2$  
What do you do first to solve?

•  $45\div5$  

•  $5-4$  

•  $4\times2$  

•  $-4\times2$  

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

 $3\left(x^2\ -10\right)$  Evaluate for when x = 4

• 18

• 2

• -6

Tags

CCSS.6.EE.A.2C

 $\frac{10+y}{2xz}$  solve for when x =3, y = -1 and z =4

•  $\frac{9}{24}\ or\ \frac{3}{8}$  

•  $\frac{11}{24}$  

•  $\frac{9}{9}or\ 1$  

•  $\frac{-10}{24}or\ \frac{-5}{12}$  

Tags

CCSS.6.EE.A.2C