algebraic expressions 5th grade order of operations

Where can we put parentheses in

45 - 22 + 9

to make it equivalent to 14?

• (45 - 22 + 9)

• (45 - 22) + 9

• 45 - (22 + 9)

• No parentheses needed

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Evaluate the expression

( 7 × 4) − ( 2 + 8)

.

• 12

• 18

• 36

• 17

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Kirsten tried to evaluate the expression
{12×2−8}×2
Where did she make a mistake at?  Her work is below.

{12×2−8}×2

Step 1: = {12×2} - 16

Step 2: = 24 - 16

Step 3:​ =8​

• Step 1

• Step 2

• Step 3

• no mistakes

Where can we put parentheses in

60÷10×3

to make it equivalent to 2?

• No parentheses

• $\left(60\ \div10\right)\times3$

• $60\div\left(10\ \times\ 3\right)$

• $\left(\left(60\div10\right)\times3\right)$

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Evaluate the expression

{ 10 × 7} + (10 − 6)

.

• 164

• 280

• 32

• 74

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Becca tried to evaluate the expression

45 − ( 8 × 3 + 15)

Her work is below.

​=45−(8×3+15)

Step 1: 45 - (24 + 15)

Step 2: = 45 - 39

Step 3: = 6

In Which step did she make a mistake?

• Step 1

• Step 2

• Step 3

• No mistakes

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Where can we put parentheses in

19−3×5

to make it equivalent to 80?

• $\left(19-3\right)\times5$

• $19-\left(3\times5\right)$

• $\left(\left(19-3\right)\times5\right)$

• no parentheses needed

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Evaluate the expression

2×(3+1)+2

• 9

• 10

• 8

• 12

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

John tried to evaluate the expression

30+{15−2×3}

His work is below.

​=30+{15−2×3}

Step 1: =30+{15-6}

Step 2: =30+9

Step 3:=39

=30+{15−6}

=30+9

=39

​

His work is below.

• Step 1

• Step 2

• Step 3

• No mistakes made

Tags

CCSS.7.NS.A.3

Which expression is

12 times as large as the expression 7 + 91?

• $12\times7+91$

• $\left(12\times7\right)+91$

• $12\times\left(7+91\right)$

• $\left(\left\{12\times7\right\}\right)+91$

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2