Number Sense and Order of Operations

Which choice demonstrates the correct way to evaluate the given statement?

2³ + 16 ÷ 4 + 4

• [2³ + 16] ÷ (4 + 4)

• [(2³ + 16) ÷ 4] + 4

• 2³ + [16 ÷ (4 + 4)]

• [2³ + (16 ÷ 4)] + 4

Which choice demonstrates the correct way to evaluate the given statement?

6 + 4 * 8 - 3

• (6 + 4) * (8 - 3)

• [6 + (4 * 8)] - 3

• [(6 + 4) * 8] - 3

• 6 + [4 * (8 - 3)]

The additive inverse of -8 is

• $-\frac{1}{8}$

• 0

• $\frac{1}{8}$

• 8

The reciprocal of $\frac{1}{5}$  is

• -5

•  $-\frac{1}{5}$  

•  $\frac{1}{25}$  

• 5

Which statement illustrates the distributive property of multiplication over addition? Note that not all statements are true.

• a(b + c) = ab + ac

• a + b + c = c + b + a

• If ab = c, then a = $\frac{c}{b}$

• 1 * abc = abc

Opposite means the same as

• additive inverse

• additive identity

• reciprocal

• zero product

What property is illustrated here: -6(10) = 10(-6)

• commutative property of multiplication

• commutative property of addition

• associative property of multiplication

• multiplicative identity

What property is illustrated here: 1(64) = 64

• Multiplicative Inverse

• Zero Product Property

• Multiplicative Identity

• Additive Identity

What property is illustrated here: r + t = t + r

• Commutative Property of Multiplication

• Associative Property of Addition

• Additive Identity

• Commutative Property of Addition

What property is illustrated here: s + 0 = s

• Zero Product Property

• Additive Identity

• Commutative Property of Addition

• Additive Inverse