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Proeflessen Overzicht

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Proefles Rekenen, Breuken Optellen - Toets


Onderwerp: percentages en breuken

Beantwoord de onderstaande vragen door op een antwoord te klikken of het antwoord in te typen.


Vraag 1: Van een som geld krijgt A 25%, B 1/4 en C de rest, te weten: 100 EURO.

Hoe groot is de som geld?

Hoeveel krijgt A?

Hoeveel krijgt B?

Vraag 2: Van een som geld geeft iemand eerst 15% uit, daarna 10%. Hij houdt nog 750 EURO over.

Hoeveel had hij eerst?

Vraag 3: In de rivier staat een paal. 1/4 zit in de grond, 3/8 zit onder water en de rest steekt uit boven water

Hoelang is de paal als het deel dat boven water uitsteekt 3 meter lang is?

Vraag 4: Een kapitaal staat uit tegen 4% rente per jaar. Na 1 jaar is verhouding Kapitaal : Rente gelijk aan:

A. 1 ; 4
B. 4 : 1
C. 25 : 4
D. 104 : 4

Vraag 5: Kapitaal - Een ouder heeft 7000 EURO op de bank staan. Na een jaar is dat bedrag door rente gegroeid naar 7350 EURO zonder bij te storten.

Hoeveel procent rente krijgt de ouder per jaar?

Vraag 6: Mengsom - Een handelaar heeft 100 kg pinda van 7 EURO per kg, 150 kg van 6 EURO per kg en 50 kg van 8 EURO per kg.

Als hij de pinda's mengt, wat moet dan 1 kg pinda kosten?

Vraag 7: Eenheden Omrekenen

5,3 km is hoeveel meter (m)?

8.97 dm is hoeveel meter (m)?

2344 m is hoeveel kilometer (km)?

Vraag 8: Reken de breuksommen uit in breuken

5/2 x 2/5 =

2/4 x 1/3 =

9 x 5/2 =

4 : 3/4 =



Vraag 9: Reken de sommen uit

8,52 + 2,60 =

4,13 + 0,20 =

12,2 + 3,33 =

Vraag 10: Het gemiddelde - 3 klasgenootjes gaan appels plukken. De 1e plukt 10, de 2e plukt 25 en de 3e plukt 4 appels.

Als ze evenveel mee naar huis willen nemen, hoeveel krijgt een ieder dan?

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Primairy School Wisdoms

These are the fundamental life lessons and pieces of advice that often get instilled in us during those formative years. They might seem simple, but they lay the groundwork for how we navigate the world.

Here are 7 key wisdoms often learned (or at least introduced) in primary school:

1 - Treat others how you want to be treated.This is the golden rule, emphasizing empathy, kindness, and respect in all interactions. It's about understanding that our actions have an impact on others.

2 - Be yourself.This fosters self-acceptance, individuality, and the understanding that everyone is unique and valuable in their own way. It discourages trying to fit in at the expense of one's own identity.

3 - Clean up after yourself.This promotes responsibility, organization, and consideration for the shared environment. It's a practical life skill that extends beyond the classroom.

4 - Sharing is caring.This teaches the importance of generosity, cooperation, and considering the needs of others. It's a foundational concept for building positive relationships.

5 - Try your best.This emphasizes the importance of effort and personal growth, regardless of the outcome. It encourages a positive attitude towards challenges.

6 - Honesty is the best policy. his instills the value of truthfulness and integrity. It teaches that while being honest might be difficult sometimes, it builds trust in the long run.

7 - Everyone makes mistakes; it's okay to try again. This fosters resilience, encourages learning from errors, and reduces the fear of failure. It highlights the importance of perseverance.

These wisdoms are often conveyed through stories, classroom rules, teacher guidance, and interactions with peers. They form a moral and social compass that helps children navigate their early years and beyond. While we might refine or expand on these ideas as we grow, their core messages often stick with us throughout life.

Fun Animal Facts

Here are 7 fun animal facts perfect for primary school children:

1 - A hummingbird can fly backward: They are the only birds that can fly in all directions, even upside down!

2 - Some frogs can freeze solid in winter and thaw out alive in spring: This amazing ability helps them survive cold temperatures.

3 - Koalas sleep for about 18-22 hours a day: They spend most of their time resting after eating eucalyptus leaves.

4 - chameleon's tongue can be as long as its body: They can shoot it out very quickly to catch insects.

5 - A blue whale's tongue can weigh as much as an elephant: They are the largest animals on Earth!

6 - starfish doesn't have blood or a brain: They have a nervous system but no central brain, and they use seawater instead of blood.

7 - The heart of a shrimp is in its head: Imagine having your heart in a different place!

These are just a few of the many amazing facts about animals! The animal kingdom is full of surprises.

Country Facts

Let's explore some fun facts about 7 different countries that you might find interesting!

1 - Peru: High in the Andes Mountains, you can find Machu Picchu, an ancient city built by the Incas.

2 - Turkey: It's the only country that sits on two continents (Europe and Asia) and is famous for its hot air balloon rides over Cappadocia.

3 - Madagascar: This island country is home to lemurs, funny-looking primates that are found nowhere else in the world.

4 - Thailand: You can see beautiful temples and ride on elephants in some parts of Thailand. Their food is also very tasty!

5 - Mexico: They celebrate the Day of the Dead with colorful decorations and sugar skulls to remember their loved ones.

6 - Russia: It's the largest country in the world by land area and is home to the colorful St. Basil's Cathedral in Moscow.

7 - Brazil: This country has the Amazon rainforest, the largest rainforest in the world, full of colorful animals and plants.

We hope these snippets give you a fun glimpse into different countries around the world! Each one has its own unique and fascinating things to discover.