Directed numbers💕

Directed Numbers (addition & subtraction)

100

-6+12=

6

200

4-7=

-3

300

-60-12=

-72

400

9-(-20)=

29

500

-9-9-9=

-27

Directed Numbers (multiply & divide)

100

-4x3= 

-12

200

-8x-4=

32

300

-6 x - 3 is equal to..... 

+18

400

-36/-9

4

500

-30+7=

-23

Algebra

100

3a+5a=

8a

200

-7m-10m=

-17m

300

2a+3b-5a=

3b-3a

400

9 x -6a=

-54a

500

(2y+3y)x5=

25y

Substitution into algebraic expressions

100

If m=6 what is 2m?

12

200

If a=5 and b=6, what is a+b?

11

300

If a = -3 and b = 5, what is a-b?

-8

400

If p= -3 and t= -5, what p-t?

2

500

If a=3, b=-3, what is a-b? 

3-(-3)

= 6

Index Laws

100

What is 3x3x3 in index form (as a power)?

3³

200

What is 5x5x5x5x5 in index form (as a power)?

5⁵

300

What is 3⁵  in expanded form?

3 x 3 x 3 x 3 x 3

400

What is the answer to 3^2? 

9

500

What is the answer to 2 x 2 x 3 x 5 x 5  written in index form?

2² x 3 x 5²