Numbers Systems

Math Properties

100

84 + (86 + 57) = (84 +86) + 57 is an example of what math property?

Associative Property of Addition

200

If I multiply apple x 1, what will the answer be? What math property is that an example of?

apples x 1 = apple

math property = identity property of multiplication

300

Using the distributive property of multiplication over subtraction, solve the following problem:

4 (7-3) = ?

(4x7) - (4-3)

400

__ (4 + 2) = 36 + 18

What number would make this problem TRUE?

9

500

Using the distributive property of multiplication over addition, solve the following problem:

5x38 = (_x_)+(_x_)

(5x30) + (5x8)

Order of Operations

100

(9 + 4) - 1 = ?

13 - 1

= 12

200

8 (4-2) = ?

32 - 16

= 16

300

(18 + 4) + 8 - 5 = ?

22 + 8 - 5

30 - 5

= 25

400

(21 + 5 x 3) + 3 - 5 = ?

(21 + 15) + 3 - 5

36 + 3 - 5

39 - 5

= 34

500

(3^4 - 65) + 15 - 11 = ?

(81 - 65) + 15 - 11

16 + 15 - 11

31 - 11

= 20

Exponents

100

Write in exponential form:

8x8x8

8^3

200

Write in expanded form:

4^5

4x4x4x4x4

300

50^1 = ?

50

400

1^12 =?

1

500

8^0 =?

1