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La suite de nombres

S2 E40
·
2024

In this video, we discuss new sequences: by 2s, by 5s, and by 10s. Using a number line, students can discover that a sequence of numbers is an ordered series that regularly adds the same number.

Levels:
Elementary Grade 1 Grade 2 Grade 3
Subjects:
Mathematics Algebra Number
Skills:
Self-Directed Learning Problem Solving
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E95 : Les nombres jusqu'à 20

This video covers numbers and quantities up to 20. The goal is to quickly recognize how numbers are written and their different representations (fingers, dice, tokens).
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E98 : Les polygones

In this video, students review the essential elements of the lesson on polygons. A polygon is a flat shape bounded by a closed broken line.
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E100 : Les tables de multiplication

In this video, the goal is to provide some learning techniques for mental arithmetic. But before that, we explain why it is important to learn multiplication tables.
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E112 : Lire un graphique

This video aims to teach and reinforce understanding of tables, line graphs, bar charts, and pie charts.
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E116 : Mètre et kilomètre (m et km)

In this video, students learn how to use meters and kilometers. First, they distinguish between situations where meters and kilometers should be used.
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E117 : Multiples et diviseurs

Students review the concepts of multiples and divisors. First, they learn to recognize and find multiples. The multiple of a number is the product of that number and an integer.
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E118 : Multiplier et diviser par 10, 100 ou 1000

Students learn how to easily multiply and divide decimal numbers by 10, 100, and 1000.
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E121 : Mathématiques - Représenter les fractions

In this video, we explain what a fraction is using concrete examples, such as dividing a cake into equal pieces.
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E122 : Se repérer sur un plan

In this video, we learn how to easily find and identify a location on a map or plan. In addition, we will explore the essential basics for effective navigation.
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E123 : Mathématiques - Se repérer sur un quadrillage

In this video, students learn how to find their way around a grid by learning about columns, rows, and cells. They cross columns and rows to find the cell and code it as (A,1).
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E124 : Mathématiques - Soustractions posées avec retenue

In this video, we explore subtraction problems with a carry.
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E126 : Tracer un cercle

In this video, I share techniques for drawing a circle using a compass.
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E127 : Tracer une figure par symétrie axiale

In this video, students can learn how to draw a figure using axial symmetry.
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E128 : Mathématiques - Unités de mesure : mm, cm, dm et m

In this video, students learn how to use units of measurement. They discover or rediscover the meter (m), decimeter (dm), centimeter (cm), and millimeter (mm).
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E129 : Utiliser la calculatrice

In this video, I guide students through the use of a very useful tool: the calculator.
    Levels:
    Elementary Grade 1 Grade 2 Grade 3
    Subjects:
    Mathematics Algebra Number
    Skills:
    Self-Directed Learning Problem Solving