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Mastering Mental Math: Complements to 100
Mastering Mental Math: Complements to 100
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Slide 1:
Tekstslide
Maths
Primary Education
In deze les zitten
13 slides
, met
interactieve quizzen
en
tekstslides
.
Lesduur is:
15 min
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Mastering Mental Math: Complements to 100
Slide 1 - Tekstslide
Learning Objective
At the end of the lesson, you will be able to mentally find complements to 100 with ease and confidence.
Slide 2 - Tekstslide
What do you already know about finding complements to 100?
Slide 3 - Woordweb
Understanding Complements
Complements to 100 are pairs of numbers that add up to 100, such as 30 and 70, 45 and 55, etc.
Slide 4 - Tekstslide
Identifying Patterns
Notice patterns in complements, like 40 and 60, 35 and 65, and use these patterns to quickly find complements.
Slide 5 - Tekstslide
Mental Strategies
Practice mentally finding complements by subtracting a given number from 100, e.g., 100 - 38 = 62.
Slide 6 - Tekstslide
Real-life Examples
Apply complements to real-life situations, such as calculating change when making a purchase.
Slide 7 - Tekstslide
Interactive Game
Play a fun interactive game to reinforce the concept of complements to 100.
Slide 8 - Tekstslide
Problem Solving
Solve word problems that require finding complements to 100, fostering critical thinking skills.
Slide 9 - Tekstslide
Wrap-up and Review
Recap the key points about complements to 100 and ensure understanding before the lesson ends.
Slide 10 - Tekstslide
Write down 3 things you learned in this lesson.
Slide 11 - Open vraag
Write down 2 things you want to know more about.
Slide 12 - Open vraag
Ask 1 question about something you haven't quite understood yet.
Slide 13 - Open vraag
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