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How many holes do jeans have?
This worksheet with accompanying instructional video is about topology, a part of mathematics that deals with the orientation of figures. In the topology you can distort figures and objects to examine them, but you can't make holes in them or …
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Drafting a prescription for a first-degree function: Exercises
Remedy on drawing up regulations for first-degree positions. You can first do some exercises with the exercises from the video.
After this you can continue to complete the series of exercises independently.
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Calculating with powers: Repetition exercises
A collection of remedies prepared on arithmetic with powers with real numbers.
For the first exercises, the students can choose to experience this step by step with the video: Calculating with powers: Practice video or to get started …
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Operations with fractions: Help cards - Matrix Wiskunde 2
Help card that supports students in operations with fractions.
Step by step it is explained how to add, subtract, multiply and divide fractions.Translated by
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Order of operations: Worksheet - Argument 2
Exercises of sequence of operation:
- parentheses;
- powers and roots;
- multiply and divide;
- add and subtract.
Emphasis on working from left to right.
After the theory and some examples, students can choose from three different exercise series.
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Calculating with percentages: Work bundle
Calculating with percentages in different ways. After each piece there are exercises to practice this theory. The following parts are covered:
- calculating a part;
- calculating the whole;
- calculating the percent;
- percentage increase;
- percentage …
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Order of operations: Help card - Matrix Wiskunde 2
Help card for students who have difficulties in sequencing operations.
This help card can help them remember the sequence.Translated by
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Trigonometry: Mind Map
This mind map was made for students as an example of a mind map for trigonometry. The following parts of trigonometry in a right triangle are discussed:
- calculate sine of angle;
- calculate cosine of angle;
- calculate tangent of angle.
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Real Numbers and Equations: Additional Exercises
In this presentation additional exercises are discussed in connection with:
- surface and volume of cube and sphere;
- determine abscissa of real numbers;
- simple equations of the second and third degrees (based on square root and cube roots).
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Properties of the main operations: Overview
Add and multiply properties of the main operations:
- commutative,
- associative,
- distributive,
- neutral element,
- absorbing element.
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Conversion table: Template
Conversion table for unit conversions:
- mass,
- length,
- volume,
- surface.
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Programming Arduino: Manual
This manual explains how to load a program from the Arduino IDE to an Arduino UNO, MEGA, nano, ESP8266 or ESP32.
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