1 of 41

PATTERNING �AND ALGEBRA

TERM 1

MRSTAV

2 of 41

PATTERNING AND ALGEBRA

Represent, through investigation with concrete materials, the general term of a linear pattern, using one or more algebraic expressions.

MRSTAV

CURRICULUM

3 of 41

PATTERNING AND ALGEBRA

Determine a term, given its term number, in a linear pattern that is represented by a graph or an algebraic equation.

MRSTAV

CURRICULUM

4 of 41

DO IT NOW

# Solving Algebraic Equations PA

Solving Algebraic Equations

PA

MRSTAV

5 of 41

LAST WEEK

v=2n+3

WE KNEW WHAT n WAS

AND FOUND OUT �WHAT v WAS

MRSTAV

6 of 41

THIS WEEK

v=2n+3

WE’LL KNOW WHAT v IS

AND HAVE TO FIND OUT�WHAT n IS

MRSTAV

7 of 41

TO DO THIS:

V = n

WE NEED TO GET n ALONE

2

+3

MRSTAV

8 of 41

00110011

INVERSE

RECIPROCAL

MRSTAV

9 of 41

ALGEBRA DEFINITION

INVERSE

OPERATIONS

MRSTAV

10 of 41

ALGEBRA DEFINITION

RECIPROCAL

OPERATIONS

MRSTAV

11 of 41

MRSTAV

12 of 41

INVERSE OPERATIONS

+

-

x

÷

x2

The opposite of

The opposite of

The opposite of

MRSTAV

13 of 41

INVERSE OPERATIONS

0 + 4 = 4

4 - 4 = 0

MRSTAV

14 of 41

INVERSE OPERATIONS

6

6 ÷ 2 = 3

MRSTAV

15 of 41

INVERSE OPERATIONS

3 x 2 = 6

6 ÷ 2 = 3

MRSTAV

16 of 41

TO DO THIS:

13 = n

WE NEED TO GET n ALONE

2

+3

-3

÷2

MRSTAV

17 of 41

BUT WAIT!

MRSTAV

18 of 41

MRSTAV

19 of 41

ALGEBRA RULE #1

WHAT YOU DO TO 1 SIDE YOU MUST DO TO THE OTHER!

MRSTAV

20 of 41

WHAT �YOU DO FOR ONE CHILD

…YOU MUST �DO FOR �THE OTHER

#MRSTAVSSISTER

MRSTAV

21 of 41

TO DO THIS:

= n

WE NEED TO GET n ALONE

2

+3

-3

-3

13

10

MRSTAV

22 of 41

TO DO THIS:

= n

WE NEED TO GET n ALONE

2

÷2

÷2

10

5

MRSTAV

23 of 41

LET�THEN�CHECK

MRSTAV

24 of 41

THEN:

  1. Write the Equation
  2. Sub the Variables
  3. BEDMAS (Do the math)
  4. BEDMAS
  5. BEDMAS (until you have your answer)

LINE IT UP (Line up your equal signs)

MRSTAV

25 of 41

HOW DOES THAT LOOK IN MY BOOK?

13 =

2n + 3

13 - 3 =

2n + 3

- 3

10 =

2n

10 ÷ 2 =

2n

÷ 2

5 = n

ALL “=” SIGNS ARE ALL LINED UP

THEN: v =

2n + 3

LET:

v =13

MRSTAV

26 of 41

TRY ANOTHER

= n

WE NEED TO GET n ALONE

9

-7

+7

+7

20

27

MRSTAV

27 of 41

TRY ANOTHER

= n

WE NEED TO GET n ALONE

9

÷9

÷9

27

3

MRSTAV

28 of 41

HOW DOES THAT LOOK IN MY BOOK?

20 =

9n - 7

20 + 7 =

9n - 7

+ 7

27 =

9n

27 ÷ 9 =

9n

÷ 9

3 = n

ALL “=” SIGNS ARE ALL LINED UP

THEN: v =

9n – 7

LET:

v =13

MRSTAV

29 of 41

30 = 2n + 4

n

MRSTAV

30 of 41

699 = 51n + 87

n

MRSTAV

31 of 41

TRY IT

Solve the equation if v = 59

1) v = 5n + 19

2) v = 2n – 78 007

LET v = 59

THEN

V = 2n – 78 007

59 = 2n – 78 007

59 + 78 007 = 2n – 78 007 + 78 007

78 066 ÷2 = 2n ÷2

39 033 = n

LET v = 59

THEN

v = 5n + 19

59 = 5n + 19

59 – 19 = 5n + 19 – 19

40 = 5n

59 ÷ 5 = 5n ÷ 5

8 = n

MRSTAV

32 of 41

TRY IT

Solve the equation if v = 59

1) v = 5n + 19

LET v = 59

THEN

v = 5n + 19

59 = 5n + 19

59 – 19 = 5n + 19 – 19

40 = 5n

59 ÷ 5 = 5n ÷ 5

8 = n

CHECK:

LET: v = 59, n = 8

THEN:

v = 5n + 19

59 = 5(8) + 19

LS = RS

MRSTAV

33 of 41

INDEPENDENT

WORK

MATH

JOURNAL

MATH GAME

MrStav.ca/math

TECH

Eboni

Farrah

Marcus

Malachi

Moses

Anish

Brooke

Faith

Kaela S

Marissa

Aaron

Joshwa

Dylan

Natalya

Nilaab

Addison

Julius

Kayla R

Mehr

Mila

Thagshaa

Ameena

Cole

Kayla E

Mark

Nathaniel

MRSTAV

>>

>>

>>

>>

CENTRES

GUIDED

WITH STAV

1 2 3 4 5

34 of 41

INDEPENDENT

WORK

MATH

JOURNAL

MATH GAME

MrStav.ca/math

TECH

Aliza

Brooklynn

Czaske

Jeremy

Thulasheka

Zaniah

Deondre

Kayonna

Haris

Maia

Zayn

Emeka

Josee

Kurt

Maya

Tyanna

Adan

Carly

David

Garyshan

Kenna

Layo

Alex

Rianna

Jenai

Justin

Karan

Naazneen

MRSTAV

>>

>>

>>

>>

CENTRES

GUIDED

WITH STAV

1 2 3 4 5

35 of 41

MrStav.ca/talks

MRSTAV

>>

>>

>>

>>

ROTATION 6

WITH STAV

GUIDED

1 2 3 4 5 6

36 of 41

INDEPENDENT

WORK

MATH

JOURNAL

MATH GAME

Justin

Mack

Marissa

Ryley

Eric

Claire

Izell

Jake

Mehmet

Demetri

Kyan

Kyrell

Ava

Clarke

Divy

Keilin

Grace

Noel

Tony

Ellery

Rachel

MrStav.ca/talks

NUMBER TALK

MRSTAV

>>

>>

>>

>>

CENTRES

GUIDED

WITH STAV

1 2 3 4 5

37 of 41

TECH

INDEPENDENT

WORK

MATH GAME

MATH

JOURNAL

Ashton

Avah

Brendon

Elizabeth

Wyatt

Tristan

Autumn

Jennah

Kartor

Kylie

Matthew

Brendan

Cameron

Cole

Javon

Kaden

Phoenix

Austin

Areej

Avril

Eleesha

Tamera

Satanna

Alexander

Anwar

Gavin

Keegan

Zohaib

Anthony F

  1. ProdigyGame.com

Class Code: 0D2D90

MRSTAV

>>

>>

>>

>>

CENTRES

GUIDED

WITH STAV

1 2 3 4 5

38 of 41

TECH

INDEPENDENT

WORK

MATH GAME

MATH

JOURNAL

Braylon

Candice

Jordan

Sherene

Breannah

Kacey

Kenzie

Shawn

Zachary

Tatianna

Chevoneese

Drayden

Kayden

Jayda

Brooklyn

Azia

Carly

Jaylen

Lexi

Nathan

Andre

Damien

Kimberlee

Linden

Shaazil

Anthony

  1. ProdigyGame.com

Class Code: 0D2D90

MRSTAV

>>

>>

>>

>>

CENTRES

GUIDED

WITH STAV

1 2 3 4 5

39 of 41

-42 +(s2)2 + sa + stav + yv = sat + [(2t) ÷ a2]2 + at - a2v – 30 – (stav)2 + 32

 

GROUP 5 GUIDED

40 of 41

-42 +(s2)2 + sa + stav + yv = sat + [(2t) ÷ a2]2 + at - a2v – 30 – (stav)2 + 32

-42 +(52)2 + 52 + 5· 32· 2· 1 + y1 = 5· 2· 32 + [(2· 32) ÷ 22]2 + 2· 32 - 22· 1 – 30 – (5· 32· 2· 1)2 + 32

16 + (25)2 + 52 + 320 + y1 = 320 + [(64) ÷ 4]2 + 2· 32 - 4· 1 – 30 – (320)2 + 9

16 + 625 + 52 + 320 + y1 = 320 + [16]2 + 644 – 30 – 102400 + 9

16 + 625 + 52 + 320 + y1 = 320 + 256 + 644 – 30 – 102400 + 9

964 -964 + y1 = -101 785 -964

y1 +1 = -102 749 +1

y = -102 748

 

GROUP 5 GUIDED

41 of 41

ALGEBRAIC �EXPRESSION

5, 7, 9, 11, ?...

1

2

3

5

7

9

n

v

4

11

100

?

1

2

3

4

100

2

2

2

FIRST

DIFFERENCE

V=

FIRST�DIF

n

+or- #

5 =

2

(1)

+or-?

5 =

2 +or- ?

7-5=

9-7=

11-9=

5 =

2 + 3

5 =

5

v = 2n + 3

MRSTAV