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Place Value: Ones, Tens, Hundreds

対象: Primary Schoolカテゴリ: Math

説明

Introduces the concept of place value using visual blocks. A single small square represents 1 (ones), a row of 10 squares represents 10 (tens), and a 10×10 grid represents 100 (hundreds). The number 234 is built step-by-step.

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Place Value: Ones, Tens, Hundreds

Description

Introduces the concept of place value using visual blocks.
A single small square represents 1 (ones), a row of 10 squares represents 10 (tens),
and a 10×10 grid represents 100 (hundreds). The number 234 is built step-by-step.

Phases

# Phase Name Duration Description
1 Title card 3 s Title "Place Value" fades in
2 Introduce Ones 5 s Show one small square; label "Ones (1)"
3 Introduce Tens 5 s Show a row of 10 squares; label "Tens (10)"
4 Introduce Hundreds 5 s Show 10×10 grid; label "Hundreds (100)"
5 Build 234 – Hundreds 6 s Two hundred-blocks animate into position; "2 hundreds"
6 Build 234 – Tens 6 s Three ten-blocks appear; "3 tens"
7 Build 234 – Ones 5 s Four one-blocks appear; "4 ones"
8 Show full number 5 s Equation "200 + 30 + 4 = 234" shown; fade out

Layout

+--------------------------------------------------+
|        Place Value: Ones, Tens, Hundreds         |
|                                                  |
|  [Hundreds]    [Tens]      [Ones]                |
|  [■■■■■■■■■■]  [■■■■■■■■■■] [■]                 |
|  [■■■■■■■■■■]  [■■■■■■■■■■] [■]                 |
|  ...           ...           [■]                 |
|                               [■]                |
|                                                  |
|  200    +    30    +    4  =  234                |
+--------------------------------------------------+

Area Descriptions

Area Content Notes
Top banner Title Large yellow text
Left column Hundreds blocks (10×10 grids) Blue filled squares
Middle column Tens blocks (1×10 rows) Green filled squares
Right column Ones blocks (single squares) Orange filled squares
Bottom Place value equation Bright yellow MathTex

Assets & Dependencies

  • Fonts: LaTeX (MathTex), Manim default (Text)
  • Colors: YELLOW (title/equation), BLUE (hundreds), GREEN (tens), ORANGE (ones)
  • Background: #1a1a2e
  • Manim version: ManimCE 0.19.1

Notes

  • Blocks are Square objects sized 0.18 with small gaps.
  • Hundred-block: 10×10 grid of small squares grouped in VGroup.
  • Ten-block: 1×10 row of squares.
  • One-block: single square.
  • Blocks fly in from off-screen with FadeIn + shift.
Place Value: Ones, Tens, Hundreds | AnimG | AnimG