1-3 Properties of Numbers

Pick the answer that is an example of the inverse property of multiplication (multiplicative inverse)

• 5 ⋅ 0 = 5

• 5 ⋅ 1/5 = 1

• 5 - 5 = 0

• 5 ⋅ 1 = 5

Pick the answer that is an example of the commutative property of multiplication

• b + c + a = a + b + c
• a(b + c) = ab + ac
• a ⋅ b = b⋅ a
• a ⋅ 1 = a

Tags

CCSS.3.OA.B.5

Identify the property

a + 0 = a

• identity of addition (additive identity)

• identity of multiplication (multiplicative identity)

• inverse of addition (additive inverse)

• multiplicative property of zero

Identify the property

(a ⋅ b) ⋅ c = (c ⋅ b) ⋅ a

• commutative of multiplication

• identity of multiplication (multiplicative identity)

• inverse of multiplication (multiplicative inverse)

• associative of multiplication

Identify the property

a + b = b + a

• Identity of addition

• commutative of addition

• associative of addition

• symmetric

Pick the answer that is an example of the identity property of addition (additive identity)

• a + (-a) = 0

• 1 + 1 = 2

• a + 0 = a

• a + b = b + a

Identify the property

a + (-a) = 0

• Inverse of addition (additive inverse)

• Identity of addition (additive identity)

• associative of addition

• symmetric

Pick the answer that is an example of the symmetric property

• If 2 ⋅ 3 = 6, then 6 = 2 ⋅ 3
• a = a
• a + b = b + a
• (a ⋅ b) + c = (a ⋅ c) + b

Tags

CCSS.7.EE.A.1

Identify the property.

(4y + 1) * 0 = 0

• Commutative Property of Addition

• Commutative Property of Multiplication

• Multiplicative Property of Zero

• Inverse Property of Multiplication (multiplicative inverse)

What property allows this statement to be true? 
AB = BA

• Associative 
• Distributive
• Commutative