Calculating with letters

Everybody stand up!!!
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Slide 1: Tekstslide
WiskundeMiddelbare schoolvwoLeerjaar 1

In deze les zitten 10 slides, met interactieve quiz en tekstslides.

time-iconLesduur is: 75 min

Onderdelen in deze les

Everybody stand up!!!

Slide 1 - Tekstslide

What did we learn last lesson?

Slide 2 - Woordweb

Which steps do we take to make a graph?


  1. Make a table
  2. Plot the coordinates
  3. Draw the graph

Slide 3 - Tekstslide

Linear VS Quadratic

What is the difference with quadratic and linear with:

  • Table
  • Graph

Slide 4 - Tekstslide

Exercise

Plot the graphs of the following formulas:





Which one is linear and which is quadratic?

(10 minutes)

y=x24
y=2x1
timer
10:00

Slide 5 - Tekstslide

Calculating with letters
n+n+n+n+n+n+n=?
The sum of like terms!

Slide 6 - Tekstslide

Multiplying

1. Multiplying the numbers



5n3k2l=
532nkl=
30nkl=
2. Write down the letters in alphabetical order.
30kln=
3. Leave out all the multiplication signs.
30kln

Slide 7 - Tekstslide

Exercise





If you are finished with these go on doing exercise 45

3x2y=
5ba=
k2p5m=
timer
5:00

Slide 8 - Tekstslide

Adding like terms

What are like terms?




Add only the like terms!




3a+4b+2a+b=
3+2p+8+p=

Slide 9 - Tekstslide

Homework

Introductory:37,41,42,43,44,48


Standard:35,38,45,46,47,49,50,51,52


Extension:39, page 47q6 and q7


Class notebook: Gijs, Justin, Eva, Ward, Olivia

Slide 10 - Tekstslide