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Circumference and Area of Plane Figures: Learning Path
In this learning path you will learn step by step the formulas for calculating the perimeter and area, alternating with exercises.
The learning path contains interactive material for clarification and you get immediate feedback for all exercises.
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Percent calculation with the rule of three (3)
First calculate the total. Then convert the total to percentages using the rule of three. The result must always be correctly rounded to one digit after the decimal point.
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Interactive exercise (3)Teacher -
Percent Calculation with the Rule of Three (2)
Calculate the total first. Then convert the total to percentages using the rule of three. The result must always be correctly rounded to one digit after the decimal point.
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Percent calculation with the rule of three (1)
First calculate the total. Then convert the total to percentages using the rule of three. The result must always be correctly rounded to one digit after the decimal point.
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Medieval clothing
In the Middle Ages, one could infer a person's social position from his or her clothing. For example, most peasants wore simple clothes, while wealthy townspeople tried to dress more ostentatiously. The clothes of the nobles, the wealthier …
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Exchange rates (3)
Calculate the correct exchange rate.
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Exchange rates (2)
Calculate the correct exchange rate.
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The exchange rates (1)
Calculate the correct exchange rate.
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Area Calculation (Part 4): Exercise
You practice on the surface calculation: converting ha/a/ca into m².
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Area Calculation (Part 3): Exercise
You practice on the surface calculation: converting ha/a/ca into m².
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Area Calculation (Part 2): Exercise
You practice on the surface calculation: converting ha/a/ca into m².
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Area Calculation (Part 1): Exercise
You practice on the surface calculation: converting ha/a/ca into m².
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Interactive exerciseTeacher