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Introduce your first-grade class to an engaging and interactive digital game show that makes practicing subtraction within 20 a blast! This Jeopardy-style game encourages different mental strategies and provides practice with result unknown, change unknown, and start unknown problems.


Play the game on computers, tablets, or interactive whiteboards for incredible versatility. With no preparation required from the teacher, you can easily incorporate this hassle-free resource into your lesson plans. Get your students excited about subtraction and watch them learn in a fun and exciting way with this innovative tool.


Play the game in various ways with your class rules:

  • Whole class: split into about four teams
  • Small group: a group of eight students could form teams of two or four
  • Individual: two students may play against each other


*** Please note *** You must have access to PowerPoint to play the game. When the game is loaded, select “Slide Show” or “Presentation” mode for the game to proceed.


You will find:

  • Teacher’s Guide with instructions
  • 25 questions:

   > 5 subtraction with pictures

   > 5 subtraction with part-part-whole diagrams

   > 5 subtraction with tens frames

   > 5 subtraction with a number line

   > 5 subtraction - choose your own strategy.


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☀️ Australian Curriculum Year 1 Addition and Subtraction Worksheets and Task Cards

☀️ Australian Curriculum Year 2 Addition and Subtraction Worksheets and Task Cards

☀️ Subtraction Word Problems Sums within 20 Bundle


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Permission to copy for single classroom use only. It is bound by copyright laws and redistributing, editing, selling or posting this item (or any part thereof) on the internet are all strictly prohibited  without first gaining permission from the author. Violations are subject to the penalties of the Digital Millennium Copyright Act. 


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Subtraction Within 20 Interactive Digital Game Show

  • PPT / 33.7 MB / 29 pages

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