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Rules for Multiplication
Multiplication Problems
Division Problems
Order of Operations
100

+ x + =?

A Positive

100

What is the zero rule?

Anything multiplied by 0 will equal 0

100

What is (-9) x 7

(-63)

100

6 / (-2)

6 / (-2)= -3

100

1 x (1+3) / 2

1 x 4 / 2 

4/2 

= 2

200

 - x + =?

A negative

200

What is the rule that involves 1?

Anything multiplied by 1 will equal itself
200

4 x 7

28 

200

-27 / 3

-27 / 3= -9

200

3 - (2 x 5) + 6 

3 - 10 + 6

-7 + 6

= -1

300

+ x - =?

negative

300

Does it matter what order the numbers are in when it comes to the answer?

No

300

8 x (-8)

(-64)

300

81 / (-9)

81 / (-9) = -9

300

8 x (4+3) -1

8 x 7 -1 

56 - 1 

= 55

400

- x - =?

Positive  

400

Is 3x4 + 3x5 the same as 3x (4+5)

Yes

3x4= 12 and 3x5=15

12+15 =27

3 x (4+5) = 3x9

3x9= 27

400

10 x (-9)

(-90)

400

-121 / -11

-121 / -11= 11

400

11 x (10+1) -1

11 x 11 -1 

121 -1

= 120 

500

What are the 2 ways an equation will be positive? 

 + x + = + 

 - x - = +

500

Explain/show what a zero pair is

When you need to add pairs into a "bank" because there you cannot deposit a negative

500

(-6) x (-7)

42

500

144 / -6 

144/ -6= -24

500

11 x 11 / (21-10) + 1

11 x 11 / 11 +11 

121 /11 + 1 

11 + 1 = 12