Math Operations

ALGEBRA

100

Identify the coefficents 3x - 7 + 9x - 10

3 , 9

200

Idenitfy the variables  4y - 5x + 4 - 6

x,y

300

Simplify by combining terms   3x + 7 + 2x + 3

5x + 10

400

Use distributive property to simplify  8(2x + 3)

16x + 24

500

Use the distributive property to solve 2(4-1)

8 - 2 = 6

EXPONENTS

100

Solve:  8 squared

8 x 8 = 64

200

Solve:  three to the second power

3 x 3 = 9

300

Identify the exponent     five cubed

cubed or 3

400

State the exponent and solve:  4 x 4 x 4 

64     4³

500

Solve:  9² + 2² = 

81 + 4 = 85

INTEGERS

100

Solve: +9 + -9 =

zero

200

What number is neither + or -?

Zero

300

Solve:  (-9) + (-7) =

same sign - add and keep the sign  -16

400

Solve:  8 x (-2) =

Different signs - negative answer  -16

500

Solve:  - 42 / - 7

Same sign, positive number +6

INVERSE OPS

100

Name the inverse operation:  product

quotient or division

200

What is the inverse:   + 89

- 89

300

Write the reciprocal of the fraction 2/4

4/2

400

DOUBLE POINTS  Solve  7y + 8y - 5 =

15y - 5

-5 - 15  = -20

y = -20

500

Solve and check:  45 - 20 =

25      20 + 25 = 45

GRAB BAG

100

Name the inverse:   (-256)

256

200

DOUBLE POINTS   Simply the fraction   24/2

12

300

Name the digit in the tenths place:  789.123

1

400

DOUBLE POINTS  Use fraction operations to solve:

4/5 + 3/15 =

12/15 + 3/15 = 15/15 or 1

500

Solve the equation x=5:     2x + (-2)

10 - 2 = 8