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Exam (elaborations)

Rekenen op HBO niveau!

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Alles wat je nodig hebt om een 10 te halen op je tentamen van rekenen! Deze bundel bevat de tentamen uitwerkingen van rekenen en twee oefentoetsen.

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  • December 19, 2023
  • 39
  • 2021/2022
  • Exam (elaborations)
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REKENVAARDIGHEDEN 2020

,Inhoudsopgave
HOOFDSTUK 1: GETALLEN EN AFRONDEN ............................................................. 3
§1.1: GETALLENSOORTEN ..................................................................................................... 3
§1.2: GROTE GETALLEN ......................................................................................................... 3
§1.3: AFRONDEN ....................................................................................................................... 3
§1.4: OPGAVEN .................................................................................................................................. 5
§1.5: EINDANTWOORDEN .............................................................................................................. 5
HOOFDSTUK 2: REKENREGELS EN INVULLEN ...................................................... 6
§2.1: REKENREGELS ................................................................................................................ 6
§2.2: INVULLEN IN FORMULE ............................................................................................. 7
§2.3: OPGAVEN .................................................................................................................................. 8
§2.4: EINDANTWOORDEN .............................................................................................................. 8
HOOFDSTUK 3: BREUKEN .............................................................................................. 9
§3.1: BREUKEN .......................................................................................................................... 9
§3.2: Breuken gelijknamig maken en vereenvoudigen ........................................... 9
§3.3: Breuken optellen en aftrekken ............................................................................. 12
§3.4: Breuken vermenigvuldigen .................................................................................... 14
§3.5: Breuken delen .............................................................................................................. 16
§3.6: Andere sommen met breuken ............................................................................... 18
§3.7: OPGAVEN ................................................................................................................................ 18
§3.8: EINDANTWOORDEN ............................................................................................................ 18
HOOFDSTUK 4: PROCENTEN ...................................................................................... 19
§4.1: Procenten ....................................................................................................................... 19
§4.2: Rente over rente ......................................................................................................... 20
§4.3: Procentpunten en procenten ................................................................................. 20
§4.4: Verband percentages en breuken ....................................................................... 21
§4.5: BTW .................................................................................................................................. 21
§4.6: OPGAVEN ................................................................................................................................ 22
§4.7: EINDANTWOORDEN ............................................................................................................ 22
HOOFDSTUK 5: EENHEDEN ......................................................................................... 23
§5.1: LENGTE ............................................................................................................................ 23
§5.2: OMTREK .......................................................................................................................... 24
§5.3: Oppervlakte................................................................................................................... 24
§5.4: Inhoud ............................................................................................................................. 26
§5.5: LITERS ............................................................................................................................. 28
§5.6: GEWICHT ........................................................................................................................ 29
§5.7: TIJD .................................................................................................................................. 31
§5.8: SNELHEID....................................................................................................................... 32
§5.9: OPGAVEN ................................................................................................................................ 33
§5.10: EINDANTWOORDEN.......................................................................................................... 34
HOOFDSTUK 6: REDACTIESOMMEN ........................................................................ 35
§6.1: REDACTIESOMMEN..................................................................................................... 35
§6.2: OPGAVEN ................................................................................................................................ 38
§6.3: EINDANTWOORDEN ............................................................................................................ 39




2

,HOOFDSTUK 1: GETALLEN EN AFRONDEN

§1.1: GETALLENSOORTEN

Natuurlijke getallen: 1, 2, 3, 4, 5, 6, 7, 8 . . . . . . .

Gehele getallen: . . . . . -4, -3, -2, -1, 0, 1, 2, 3, 4 . . . . .

6 6 1 2
Rationele getallen (breuken): ,− , , , enz.
2 3 4 3


Reële getallen (alle getallen): 0,3333 … ., √2 = 1,41421 … . , π = 3,14159 …. enz.



§1.2: GROTE GETALLEN
Grote getallen:
1.000 duizend (kilo)
1.000.000 miljoen (mega)
1.000.000.000 miljard (giga)
1.000.000.000.000 biljoen (tera)
(enz. biljard, triljoen, triljard)


§1.3: AFRONDEN

Afronden op een geheel getal, d.w.z. afronden op 0 decimalen:

voorbeelden:

3,6 → 4
3,6



3 3,5 4


3,4 → 3
3,4



3 3,5 4

3,5 → 4
3,5



3 3,5 4



3

, Afronden op 2 decimalen:

voorbeelden:

2,345 → 2,35
2,345



2,34 2,345 2,35


2,3449 → 2,34
2,3449



2,34 2,345 2,35


2,346 → 2,35
2,346



2,34 2,345 2,35


Afronden op een veelvoud van 100:

voorbeelden:

23460 → 23500
23460



23400 23450 23500


23450 → 23500
23450



23400 23450 23500




23449 → 23400
23449



23400 23450 23500


4

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