5.2 F breuken vermenigvuldigen en optellen

Vandaag
Je kan breuken met letters er in vermenigvuldigen, delen, optellen en aftrekken.
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Slide 1: Slide
WiskundeMiddelbare schoolhavoLeerjaar 3

This lesson contains 15 slides, with interactive quizzes and text slides.

time-iconLesson duration is: 50 min

Items in this lesson

Vandaag
Je kan breuken met letters er in vermenigvuldigen, delen, optellen en aftrekken.

Slide 1 - Slide

Hoe voel je je vandaag?
šŸ˜’šŸ™šŸ˜šŸ™‚šŸ˜ƒ

Slide 2 - Poll

Bereken beiden:
ā€‹2ā€‹ā€‹1ā€‹ā€‹+ā€‹3ā€‹ā€‹1ā€‹ā€‹=
ā€‹2ā€‹ā€‹1ā€‹ā€‹ā‹…ā€‹3ā€‹ā€‹1ā€‹ā€‹=

Slide 3 - Open question

ā€‹2ā€‹ā€‹1ā€‹ā€‹+ā€‹3ā€‹ā€‹1ā€‹ā€‹=ā€‹6ā€‹ā€‹3ā€‹ā€‹+ā€‹6ā€‹ā€‹2ā€‹ā€‹=ā€‹6ā€‹ā€‹5ā€‹ā€‹
ā€‹xā€‹ā€‹1ā€‹ā€‹+ā€‹yā€‹ā€‹1ā€‹ā€‹=ā€‹xyā€‹ā€‹yā€‹ā€‹+ā€‹xyā€‹ā€‹xā€‹ā€‹

Slide 4 - Slide

ā€‹2ā€‹ā€‹1ā€‹ā€‹+ā€‹3ā€‹ā€‹1ā€‹ā€‹=ā€‹6ā€‹ā€‹3ā€‹ā€‹+ā€‹6ā€‹ā€‹2ā€‹ā€‹=ā€‹6ā€‹ā€‹5ā€‹ā€‹
ā€‹xā€‹ā€‹1ā€‹ā€‹+ā€‹yā€‹ā€‹1ā€‹ā€‹=

Slide 5 - Slide

ā€‹2ā€‹ā€‹1ā€‹ā€‹+ā€‹3ā€‹ā€‹1ā€‹ā€‹=ā€‹6ā€‹ā€‹3ā€‹ā€‹+ā€‹6ā€‹ā€‹2ā€‹ā€‹=ā€‹6ā€‹ā€‹5ā€‹ā€‹
ā€‹xā€‹ā€‹1ā€‹ā€‹+ā€‹yā€‹ā€‹1ā€‹ā€‹=ā€‹xyā€‹ā€‹yā€‹ā€‹+ā€‹xyā€‹ā€‹xā€‹ā€‹=ā€‹xyā€‹ā€‹x+yā€‹ā€‹

Slide 6 - Slide

ā€‹2ā€‹ā€‹1ā€‹ā€‹ā‹…ā€‹3ā€‹ā€‹1ā€‹ā€‹=ā€‹2ā‹…3ā€‹ā€‹1ā‹…1ā€‹ā€‹=ā€‹6ā€‹ā€‹1ā€‹ā€‹
ā€‹xā€‹ā€‹1ā€‹ā€‹ā‹…ā€‹yā€‹ā€‹1ā€‹ā€‹=

Slide 7 - Slide

ā€‹2ā€‹ā€‹1ā€‹ā€‹ā‹…ā€‹3ā€‹ā€‹1ā€‹ā€‹=ā€‹2ā‹…3ā€‹ā€‹1ā‹…1ā€‹ā€‹=ā€‹6ā€‹ā€‹1ā€‹ā€‹
ā€‹xā€‹ā€‹1ā€‹ā€‹ā‹…ā€‹yā€‹ā€‹1ā€‹ā€‹=ā€‹xā‹…yā€‹ā€‹1ā‹…1ā€‹ā€‹=ā€‹xyā€‹ā€‹1ā€‹ā€‹

Slide 8 - Slide

Delen door een breuk is het zelfde als..

Slide 9 - Open question

Bereken
ā€‹3ā€‹ā€‹2ā€‹ā€‹:ā€‹6ā€‹ā€‹5ā€‹ā€‹

Slide 10 - Open question

ā€‹xā€‹ā€‹1ā€‹ā€‹:ā€‹yā€‹ā€‹1ā€‹ā€‹=ā€‹xā€‹ā€‹1ā€‹ā€‹ā‹…ā€‹1ā€‹ā€‹yā€‹ā€‹=
ā€‹3ā€‹ā€‹2ā€‹ā€‹:ā€‹6ā€‹ā€‹5ā€‹ā€‹=ā€‹3ā€‹ā€‹2ā€‹ā€‹ā‹…ā€‹5ā€‹ā€‹6ā€‹ā€‹=ā€‹15ā€‹ā€‹12ā€‹ā€‹=ā€‹5ā€‹ā€‹4ā€‹ā€‹

Slide 11 - Slide

ā€‹xā€‹ā€‹1ā€‹ā€‹:ā€‹yā€‹ā€‹1ā€‹ā€‹=ā€‹xā€‹ā€‹1ā€‹ā€‹ā‹…ā€‹1ā€‹ā€‹yā€‹ā€‹=ā€‹xā€‹ā€‹yā€‹ā€‹
ā€‹3ā€‹ā€‹2ā€‹ā€‹:ā€‹6ā€‹ā€‹5ā€‹ā€‹=ā€‹3ā€‹ā€‹2ā€‹ā€‹ā‹…ā€‹5ā€‹ā€‹6ā€‹ā€‹=ā€‹15ā€‹ā€‹12ā€‹ā€‹=ā€‹5ā€‹ā€‹4ā€‹ā€‹

Slide 12 - Slide

Slide 13 - Slide

17, 18, 20, 23
24, 28, 25, 27, 29
30, 31, 32, 34

Slide 14 - Slide

Slide 15 - Slide