Subtraction: Single Digit from Numbers to 50 LET’S BUILD

Years

1 - 3

Pages

Digi-Game

Description

Visit the robot factory where creativity takes centre stage! In this engaging digital game, students explore a series of colourful image sets to select three that meet the target criteria. Each correct group earns them a new robot part, bringing them one step closer to completing their robot masterpiece!


This interactive game challenges students to subtract single-digit numbers from any number up to 50. As students work through each problem, they’ll earn new robot parts for every correct answer, encouraging them to think quickly and solve efficiently. With every subtraction fact mastered, their robot creation grows more unique and exciting.


Subtraction: Single Digit from Numbers to 50 LET’S BUILD helps develop fluency with subtraction facts, supports mental computation strategies, and strengthens number sense within 50. The fun, visual format keeps learners engaged and motivated as they collect and assemble robot parts with each correct response. This game works perfectly for maths centres, whole-class revision, and individual reinforcement.


Key Learning Outcomes:

  • ✅ Practise subtracting single-digit numbers from numbers up to 50
  • ✅ Develop fluency with basic subtraction facts
  • ✅ Strengthen mental maths strategies and number confidence
  • ✅ Engage in a gamified, hands-on maths experience
  • ✅ Reinforce subtraction through repetition and immediate feedback

How to Play:

  1. Students read each subtraction question and solve it mentally or using strategies.
  2. Each correct answer earns a new part for their robot.
  3. Robot parts include heads, arms, bodies, and legs – every combination is different!
  4. Once all questions are answered, the final robot comes to life with a celebratory dance.
  5. Replay the game to build a different robot and strengthen fluency further.

Ideas for Classroom Use:

  • 💡 Use as a maths warm-up to energise students before subtraction lessons.
  • 💡 Add to independent rotations during number sense or subtraction units.
  • 💡 Set goals for students to beat their previous scores or build new robot variations.
  • 💡 Project the game on the whiteboard and solve problems together for whole-class discussion.

Top Teacher Tips:

  • 💛 Send the QR code home for students to play as a homework or revision task.
  • 💛 Let students personalise their experience by choosing from six robot characters before the game begins.
  • 💛 Select the number of players or teams at the start of the game to suit individual, paired, or group play.

Let’s Build – Subtraction: Single Digit from Numbers to 50 makes subtraction practise fun, interactive, and purposeful – while giving students a chance to flex their creativity and celebrate their success with a dance party!

Additional information

Australian Curriculum Code

AC9M1N04, AC9M2N04

Australian Curriculum V9

F - 6

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