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Erklärfilm · Mathematik Klasse 6

Warum ½ + ⅓ nicht 2/5 ist

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Warum ½ + ⅓ nicht 2/5 ist

Weil man nur gleich große Stücke zählen darf: Erst auf den Hauptnenner erweitern, dann die Zähler addieren. ½ + ⅓ = 5/6.

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Kapitel 1 · Lenas Rechnung

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Series · Episode 2 of 3

Warum ½ + ⅓ nicht 2/5 ist

Mathematics grade 6 · Fractions

NewOct 21, 2026 · 4 chapters

An explainer film in four chapters for grade 6 (in German): Lena works out ½ + ⅓ = 2/5. Why that cannot be right, how equal pieces and the common denominator help, how to simplify, and what happens when the result is more than 1. Pause anywhere and ask.

The film is currently available in German; an English version will follow.

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