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Wiskunde

Getalbegrip, optelling en aftrekking

Aftrekking

Opvoeders afdeling

Memorandum

Eie opinie

TOETS TOTAAL: 20

1. (a) Verskil

(b) Optelling

(c) Aftrektal

2. (a) 105; 70;

(b) 480; 360;

4. 46 – 000 – 23 000 = 23 000

5. 1 450

6. 23 600 + 400 = 24 000

24 000 + 32 123 = 56 123

32 123 + 400 + 31 = 32 554

7.

8. R500 000 – R13 401

R486 599

Leerders afdeling

Inhoud

Aktiwiteit: om probleme in konteks op te los [lu 1.6]

UITDAGING

Hierdie is ‘n taak vir jou portefeulje. Jou opvoeder sal dit met jou deurgaan en vir jou verduidelik presies wat van jou verwag word. Maak seker dat jy goed verstaan voordat jy begin. Onthou om netjies te werk.

  • Uitdaging!

Jy het ‘n kompetisie gewen en is ’n miljoen rand ryker! Jy mag egter net items / artikels uit jou plaaslike koerant daarmee koop. Knip dit wat jy sal koop uit, en plak dit in die blok hieronder (met die pryse). Dui aan hoeveel geld jy sal oorhou. Vra ’n maat om jou berekeninge te kontroleer.

ASSESSERING

1 2 3 4
Netheid en organisasie Werk is slordig en ongeorganiseerd Georganiseerd, maar moeilik leesbaar Netjies en georganiseerd, maklik leesbaar Netjiese, duidelik uiteengesette werk; duidelik leesbaar
Logiese redenering Baie min bewyse van logika Bietjie logika kom na vore Gebruik effektiewe wiskundige redenering Gebruik verfynde logika en redenasie
Korrektheid van berekenings Antwoord is verkeerd bereken (items uitgelaat) Enkele foute is begaan Voldoende begrip, maar aftrekfout begaan Antwoord korrek bereken

Toets

1. Skryf die korrekte antwoorde neer:

1.1 Die antwoord van ‘n minus-som word die ______________________ genoem

1.2 Die inverse van aftrekking is _______________________

1.3 In die som 5 676 – 231 = 5 445 word 5 676 die ______________ genoem (3)

2. Voltooi die volgende getallepatrone:

2.1 175 ; 140 ; 105; _______________________; 35

2.2 _______________________; _______________________; 240 ; 120 (2)

3. Voltooi die volgende vloeidiagram:

(2)

4. Bereken die verskil deur beide getalle af te rond tot die naaste 1 000:

4.1 45 679 – 23 499

__________________________________________________________________ (3)

5. Voltooi:

6 775 – 1 448 = 6 777 - ______________________________________________ (1)

6. Seko moes die volgende bereken: 56 123 – 23 569. Hy het so begin:

  • Voltooi die som.

_____________________________________________________________________

_____________________________________________________________________

_____________________________________________________________________

_______________________________________________________________ (3)

7. Nomsa het vergeet om haar som te voltooi. Doen dit vir haar:

(4)

8. Mnr. Muruvan het R500 000 gehad. Nadat hy ‘n huis kontant gekoop het, het hy R13 401 oorgehad. Wat het sy huis gekos?

_____________________________________________________________________

_____________________________________________________________________

_____________________________________________________________________

_______________________________________________________________ (4)

TOTAAL: 20

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 1.6: Dit is duidelik wanneer die leerder probleme in konteks oplos, insluitend kontekste wat gebruik kan word om ‘n bewustheid van ander leerareas, asook van menseregte-, sosiale, ekonomiese en omgewingskwessies, te bevorder:

1.6.1 finansiële kontekste (insluitend koop en verkoop, wins en verlies, en eenvoudige begrotings).

Questions & Answers

Discuss the differences between taste and flavor, including how other sensory inputs contribute to our  perception of flavor.
John Reply
taste refers to your understanding of the flavor . while flavor one The other hand is refers to sort of just a blend things.
Faith
While taste primarily relies on our taste buds, flavor involves a complex interplay between taste and aroma
Kamara
which drugs can we use for ulcers
Ummi Reply
omeprazole
Kamara
what
Renee
what is this
Renee
is a drug
Kamara
of anti-ulcer
Kamara
Omeprazole Cimetidine / Tagament For the complicated once ulcer - kit
Patrick
what is the function of lymphatic system
Nency Reply
Not really sure
Eli
to drain extracellular fluid all over the body.
asegid
The lymphatic system plays several crucial roles in the human body, functioning as a key component of the immune system and contributing to the maintenance of fluid balance. Its main functions include: 1. Immune Response: The lymphatic system produces and transports lymphocytes, which are a type of
asegid
to transport fluids fats proteins and lymphocytes to the blood stream as lymph
Adama
what is anatomy
Oyindarmola Reply
Anatomy is the identification and description of the structures of living things
Kamara
what's the difference between anatomy and physiology
Oyerinde Reply
Anatomy is the study of the structure of the body, while physiology is the study of the function of the body. Anatomy looks at the body's organs and systems, while physiology looks at how those organs and systems work together to keep the body functioning.
AI-Robot
what is enzymes all about?
Mohammed Reply
Enzymes are proteins that help speed up chemical reactions in our bodies. Enzymes are essential for digestion, liver function and much more. Too much or too little of a certain enzyme can cause health problems
Kamara
yes
Prince
how does the stomach protect itself from the damaging effects of HCl
Wulku Reply
little girl okay how does the stomach protect itself from the damaging effect of HCL
Wulku
it is because of the enzyme that the stomach produce that help the stomach from the damaging effect of HCL
Kamara
function of digestive system
Ali Reply
function of digestive
Ali
the diagram of the lungs
Adaeze Reply
what is the normal body temperature
Diya Reply
37 degrees selcius
Xolo
37°c
Stephanie
please why 37 degree selcius normal temperature
Mark
36.5
Simon
37°c
Iyogho
the normal temperature is 37°c or 98.6 °Fahrenheit is important for maintaining the homeostasis in the body the body regular this temperature through the process called thermoregulation which involves brain skin muscle and other organ working together to maintain stable internal temperature
Stephanie
37A c
Wulku
what is anaemia
Diya Reply
anaemia is the decrease in RBC count hemoglobin count and PVC count
Eniola
what is the pH of the vagina
Diya Reply
how does Lysin attack pathogens
Diya
acid
Mary
I information on anatomy position and digestive system and there enzyme
Elisha Reply
anatomy of the female external genitalia
Muhammad Reply
Organ Systems Of The Human Body (Continued) Organ Systems Of The Human Body (Continued)
Theophilus Reply
what's lochia albra
Kizito
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Source:  OpenStax, Wiskunde graad 5. OpenStax CNX. Sep 07, 2009 Download for free at http://cnx.org/content/col10993/1.1
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