Expression Notes

1,249 views

Published on

0 Comments
1 Like
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
1,249
On SlideShare
0
From Embeds
0
Number of Embeds
8
Actions
Shares
0
Downloads
2
Comments
0
Likes
1
Embeds 0
No embeds

No notes for slide

Expression Notes

  1. 1. Variables and ExpressionsDefinitions:1) Variable – a symbol used to represent a number.2) Expression - consists of one or more numbers or variables along with one or more operations.
  2. 2. Key Words to look for in word problems:Add Subtract Multiply Divide
  3. 3. Example 1: Write as an expression.A) The sum of k and 20B) Four times yC) n divided by 14
  4. 4. Example 2: Write a statement for the expression. 3 + x y – 12 5n
  5. 5. Evaluate the expression.Use x = 4, y = 5, z = 8• 4x• 10 – y• 3.2z

×