teaching resource

2-Digit Addition Colour by Number - Halloween Mystery Picture

  • Updated

    Updated:  04 Oct 2023

Celebrate the coming of Halloween and practise adding 2-digit numbers up to 99 with this set of Halloween mystery picture worksheets.

  • Non-Editable

    Non-Editable:  PDF

  • Years

    Years:  2 - 3

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teaching resource

2-Digit Addition Colour by Number - Halloween Mystery Picture

  • Updated

    Updated:  04 Oct 2023

Celebrate the coming of Halloween and practise adding 2-digit numbers up to 99 with this set of Halloween mystery picture worksheets.

  • Non-Editable

    Non-Editable:  PDF

  • Years

    Years:  2 - 3

Celebrate the coming of Halloween and practise adding 2-digit numbers up to 99 with this set of Halloween mystery picture worksheets.

Halloween is approaching, and it’s time to bring a little spookiness right into the classroom! 

Halloween Mystery Pictures for the Win

Through this Halloween maths activity, students will show they can use addition strategies to add two-digit numbers within 100 through understanding place value and composing 10. These worksheets require students to solve problems involving two-digit addition without regrouping.

Provide each student with a copy of the hidden picture grid and accompanying colour key.. Students will also need a sheet of scrap paper to work out each of the problems.

Scaffolding + Extension Tips 

Support students who need help understanding the concepts using base-ten blocks to model the addends. They can also use a number, line, or hundreds chart to help find the sum. 

Challenge fast finishers who already understand the concept to write word problems that practice the addition problems from the task cards. 

Before You Download

Use the dropdown icon on the Download button to get the PDF version of this resource. A recording sheet and answer key are also included with this download.


This resource was created by Sarissa Florida, a Teach Starter Collaborator. 

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