Show:
Combining Like Terms
Substitution
Equations (1-2 Step)
Order of Operations (GEMS)
Inverse Operations
100

Combine Like Terms

3r + 2r

5r
100

If p = 3

p + 1 = ?

4

100

f - 3 = 6

f = ?

f = 9

100

Which comes first in GEMS:

Multiplication, or Subtraction?

Multiplication

M (Multiplication and Division) comes before S (Subtraction and Addition)

100

What is the inverse operation:

Plus 100

Subtract 100 

(or minus 100)

200

Combine Like Terms

5x + 6 + 2

5x + 8

200

If n = 12

n + 6 = ?

18
200

4e = 8

e = ?

e = 2

200

Which comes first in GEMS:

Exponents, or Parentheses ()?

Parentheses ()

G (Groupings) comes before E (Exponents)

200

What is the inverse operation:

Multiply by 200

Divide by 200

300

Combine Like Terms

8z + 6 - 3z

5z + 6

300

If m = 9

m - 4 = ?

5

300

d/5 = 20

d = ?

d = 20

300

12 + (6 - 4) * 3

G: 12 + (2) * 3

E: 12 + (2) * 3 (none)

M: 12 + 6

S:18

300

What is the inverse operation:

y - 300

Add 300

(Or plus 300)

400

Combine Like Terms

6y + 2w - 2y + 3w

4y + 5w

400

If k = 8

2k = ?

16

400

3g + 1 = 7

g = ?

g = 2

400

4 * (3 + 5) - 42

G: 4 * (8) - 42

E: 4 * (8) - 16

M: 32 - 16

S: 16

400

What is the inverse operation:

400y

Divide by 400

500

2b + 8c - 6c + 9 + 8b

10b + 2c + 8b

500

If j = 15

j/3 = ?

5

500

2h - 5 = 15

h = ?

h = 10

500

32 - (2 + 2) ÷ 4

G: 32 - (4) ÷ 1

E: 9 - (4) ÷ 4

M: 9 - 1

S: 8

500

What is the inverse operation:

y/500

Multiply by 500

(Or times 500)