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• GETIntPhaseMaths

This module and collection are included inLens: Siyavula: Mathematics (Gr. 4-6)
By: Siyavula

Module Review Status: In Review
Collection Review Status: In Review

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Course by: Siyavula Uploaders. E-mail the author

# Om hoofreken te kan doen

Module by: Siyavula Uploaders. E-mail the author

## Memorandum

1. 6 × 7 = 42

2. 7 × 9 = 63

3. 6 × 7 = 42

4. 9 × 5 = 45

5. (4 × 12) + 13 = 61

6. (6 × 8) + 8 = 56

7. 144 ÷ 12 ÷ 6 = 2

8. 2 001 – 17 = 1 984

9. 72 ÷ 8 = 9

10. 24 ÷ 3 = 8

11. 132 ÷ 11 = 12

12. 3 × 3 × 3 = 27

13. 96 ÷ 12 = 8

14. (30 ÷ 6) × 4 = 20

15. 13 × 4 × 8 × 0 = 0

TOETS

1.

1.1 gestrek

1.2 stomp

1.3 skerp

2.

• 40º
• 150º

3.

3.1 Nee

3.2 Ja

4. 8 ; 8 ; 6

5. Die ouderdomme van 10 opvoeders is soos volg:

23 ; 23 ; 29 ; 35 ; 41 ; 42 ; 42 ; 42 ; 47 , 53

5.1 42

5.2 41 / 42

5.3 37 ,7

6. Totale aantal kere plaasgevind

Totale aantal moontlikhede

7.

7.1 717717 size 12{ { {7} over {"17"} } } {}

7.2 727727 size 12{ { {7} over {"27"} } } {}

## Inhoud

### AKTIWITEIT: Om hoofreken te kan doen [LU 1.9]

Kom ons sluit die jaar se werk af met ‘n laaste hoofrekentoets! Toets jou vaardigheid deur te kyk hoe vinnig en korrek jy die volgende vrae kan beantwoord:

1. 6 × 7 = _____________________

2. 7 × 9 =_____________________

3. 6 × _____________________ = 42

4. _____________________ × 5 = 45

5. (4 × 12) + 13 = _____________________

6. (6 × _____________________) + 8 = 56

7. _____________________ ÷ 12 ÷ 6 = 2

8. 2 001 – 17 = _____________________

9. 72 ÷ _____________________ = 9

10. _____________________ ÷ 3 = 8

11. 132 ÷ 11 = _____________________

12. 3 × 3 × 3 = _____________________

13. 96 ÷ _____________________ = 8

14. (_____________________ ÷ 6) × 4 = 20

15. 13 × 4 × 8 × _____________________ = 0

Voltooi: Ek het _____________________ reg!

TOETS

1. Watter soort hoeke is die volgende?

 1.1 1.2 ___________________________________ ______________________________ 1.3 ___________________________________ ______________________________

(3)

2. Meet die volgende hoeke met behulp van jou gradeboog:

 2.1 2.2 ___________________________________ ______________________________

(2)

3. Het die volgende figure rotasie-simmetrie?

 3.1 3.2 ___________________________________ ______________________________

(2)

4. Voltooi: ‘n Kubus het _______________ rande; ________________ hoekpunte en _________________________________ vlakke.

(3)

5. Die ouderdomme van 10 opvoeders is soos volg:

35 ; 41 ; 23 ; 42 ; 42 ; 53 ; 47 ; 42 ; 23 , 29

5.1 Bepaal die modus:

____________________________________________________________________

____________________________________________________________________

____________________________________________________________________

(1)

5.2 Bepaal die mediaan:

____________________________________________________________________

____________________________________________________________________

____________________________________________________________________

(2)

5.3 Bepaal die rekenkundige gemiddelde:

____________________________________________________________________

____________________________________________________________________

____________________________________________________________________

(3)

6. Wat is die “formule” om waarskynlikheid te bepaal?

____________________________________________________________________

____________________________________________________________________

____________________________________________________________________

(2)

7.

7.1 Wat is die waarskynlikheid dat ek ‘n groen bal sal haal uit ‘n mandjie met 7 groen; 6 rooi en 4 geel balle?

____________________________________________________________________

____________________________________________________________________

____________________________________________________________________

(1)

7.2 Wat is die waarskynlikheid dat ek ‘n geel smartie sal haal uit ‘n houer met 5 groenes, 9 bloues, 7 geles, 2 pienkes en 4 rooies?

____________________________________________________________________

____________________________________________________________________

____________________________________________________________________

(1)

## Assessering

Leeruitkomste 1:Die leerder is in staat om getalle en die verwantskappe daarvan te herken, te beskryf en voor te stel, en om tydens probleemoplossing bevoeg en met selfvertroue te tel, te skat, te bereken en te kontroleer.

Assesseringstandaard 1.9: Dit is duidelik wanneer die leerder hoofberekeninge uitvoer.

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##### Lenses

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##### What is in a lens?

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##### Lenses

A lens is a custom view of the content in the repository. You can think of it as a fancy kind of list that will let you see content through the eyes of organizations and people you trust.

##### What is in a lens?

Lens makers point to materials (modules and collections), creating a guide that includes their own comments and descriptive tags about the content.

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