Three-Digit Addition & Subtraction LET’S HIKE

Years

2 - 3

Pages

Digi-Game

Description

Lace up your boots – it’s time to climb! In this cooperative mountain trek, students answer maths questions correctly to ascend higher and higher. With each step, the scenery transforms, and at the end, a photo captures just how far they made it as a team!


This version of the game focuses on three-digit addition and subtraction. Students practise solving problems that involve regrouping and place value understanding, working with hundreds, tens, and ones. This helps solidify mental strategies and computation accuracy across operations.


Each correct answer propels the team further up the mountain. The further they go, the more stunning the scenery becomes – from grassy foothills to rocky peaks and snowy summits. Whether working solo or in a group, students celebrate their progress with a final polaroid snapshot of their high-altitude success!


Key Learning Outcomes:

  • ✅ Solve three-digit addition and subtraction problems with accuracy
  • ✅ Strengthen understanding of place value and regrouping strategies
  • ✅ Build fluency with mental and written computation techniques
  • ✅ Develop perseverance and problem-solving stamina
  • ✅ Collaborate and apply maths skills in a cooperative game format

How to Play:

  1. Students are presented with three-digit addition and subtraction problems.
  2. They use place value knowledge and computation skills to solve each one.
  3. Each correct answer moves the hiker further up the mountain path.
  4. If more than one player, students work together to reach the summit.
  5. The game ends with a polaroid photo of their score and climbing progress.

Ideas for Classroom Use:

  • 💡 Use during addition and subtraction units in Years 2-3 to target extended place value
  • 💡 Ideal for partner or small-group activities where collaboration is encouraged
  • 💡 Great for warm-ups, revision, or digital learning centre rotations
  • 💡 Pair with base ten blocks, place value mats, or vertical algorithm worksheets

Top Teacher Tips:

  • 💛 Adjust group size and game mode to suit your class’s learning needs
  • 💛 Use the final polaroid photo as a visual record for student portfolios or goal tracking
  • 💛 Assign as a homework game using the QR code or login link to extend practise at home

Let’s Hike – Three-Digit Addition & Subtraction turns number operations into a mountain-climbing mission – boosting recognition and decoding with every step to the summit!

Additional information

Australian Curriculum Code

AC9M2N04, AC9M3N03

Australian Curriculum V9

F - 6

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