order of operations

order of operations

7th grade review of Order of operations

order of operations

​also known as GEMDAS

Grouping Symbols – () , {},[]

Exponents -  -2³, 5⁰

Multiplication / Division from Left to Right

Addition / Subtraction from Left to Right

Fill in the Blank

what does the G in GEMDAS stand for

Multiple Choice

Which of the following are examples of grouping symbols

• () , {}, []

• 2², 3³ , 4⁴

• $$\sqrt[2]{2\ \ \ },\ \sqrt[3]{3},\ \sqrt[4]{4}$$

• $$2\times2\ ,\ 3\times3,\ 4\times4$$

" Remember Grouping symbols are always first " 

Match

Match the following steps in the order of operations

• Grouping Symbols

• $$2^2,\ 4^2,\ 3^2$$

• Multiplication

• $$\frac{4}{5\ }\ ,\ 4\div5\$$

• Addition / Subtraction

(),{},[]

Exponents

3x3 , 2x2 , 4x4

Division

2-2 , 2+2

• (),{},[]

• Exponents

• 3x3 , 2x2 , 4x4

• Division

• 2-2 , 2+2

Draw

draw $$2^2$$ in expanded form

Exponents

​Remember when you see exponents

Exponents, also known as powers, are values that show how many times to multiply a base number by itself.

For example 2² = 2x2 = 4.

How would we solve the problem below ?

​Remember we must use the order of operations

2x3+6-4

Multiple Choice

2x3+6-4

• 8

• 12

• 6

• 2

Open Ended

in the following problem which operation comes first ? and list the steps of how you would solve the problem $$\frac{10\ }{5}x\ \ 5\ -\ 4$$

Multiple Choice

$$\frac{4}{2}\$$ + 18

• 30

• 20

• 10

• 19

Multiple Choice

$$\frac{10}{2}x\ 8\ -\ 7\$$

• 33

• 40

• 5

• 8

Multiple Choice

$$\frac{6}{3}\ x\ 3\ +\ 10\$$

• 2

• 16

• 13

• 9

Multiple Choice

$$\left\{3+\ 14\right\}\ x\ 10\ -\ 1\$$

• 170

• 169

• 171

• 17

Multiple Choice

$$\frac{20}{-5}\ x\ 3\$$

• 12

• -12

• 7

• -7

Multiple Choice

$$10\ x\ 5\ +\ 6^2$$

• 86

• 50

• 36

• 80

Multiple Choice

$$-20\ +\ 2\ -\ 3\$$

• 25

• -21

• -25

• -15

Poll

How confident do you feel about using the order of operations ? on the scale of

1-5

• 1 not confident at all

• 2

• 3

• 4

• 5 very confident

Multiple Choice

$$5\ x\ 3\ -\ 3^2$$

• 6

• 5

• 7

• 8