Properties of Real Numbers

Convert 45000 to standard form.

• 4.5 x 10^5

• 45 x 10^3

• 450 x 10^2

• 4.5 x 10^4

What is the result of 5 + 3 and 3 + 5?

• 10

• 6

• 8

• 9

Using the associative property, calculate (2 + 3) + 4 and 2 + (3 + 4).

• 9

• 10

• 8

• 7

Distribute 3 over (x + 4).

• x + 12

• 3x + 4

• 3x + 8

• 3x + 12

If a = 7 and b = 2, what is a + b and b + a?

• 5

• 8

• 9

• 10

Using the associative property, find (1 * 2) * 3 and 1 * (2 * 3).

• 8

• 5

• 7

• 6

Apply the distributive property: 4(2 + 5).

• 18

• 28

• 20

• 30

Convert 0.00056 to standard form.

• 56 x 10^-6

• 5.6 x 10^4

• 5.6 x 10^-4

• 0.056 x 10^-2

What is the result of 6 * 4 and 4 * 6?

• 18

• 30

• 20

• 24

Using the associative property, calculate (5 + 2) + 1 and 5 + (2 + 1).

• 9

• 7

• 6

• 8