|
Question 762290: In some cases the Distributive Property of Multiplication over Addition or Distributive
Property of Multiplication over Subtraction can be used to obtain an answer quickly.
Represent the following operations using one of the distributive properties and also
give the answer.
a) 801 ● 30 + 4 ● 30
b) 65 ● 20 – 5 ● 20
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! In some cases the Distributive Property of Multiplication over Addition or Distributive
Property of Multiplication over Subtraction can be used to obtain an answer quickly.
Represent the following operations using one of the distributive properties and also
give the answer.
a) 801 ● 30 + 4 ● 30
---
= (801+4)(30)
----
= 805*30
----
= 2450*10
----
= 24500
=================================
b) 65 ● 20 – 5 ● 20
---
= (65-5)*20
----
= 60*20
----
= 1200
================
Cheers,
Stan H.
================
|
|
|
| |
