Two Digit Addition without Regrouping Self Checking Cards

Folded self-checking cards show a two-digit addition problem without regrouping on the outside and the sum inside, so students solve on paper first and then open the card to check.
Year levels
Year 2
File type
PDF
Preparation
Print ready

Updated Sep 26, 2026

Subject
Addition, Addition and Subtraction, Early Math, Maths
Topic
Addition Facts, Addition Flash Cards
Resource types
Flashcards, Activities
Preparation
Print ready
Australian Curriculum content descriptions
AC9M2N04 — add and subtract one- and two-digit numbers, representing problems using number…

From the author

About this resource

Do you need a fun and engaging maths centre for students to practise 2 digit addition up to 100? This Two Digit Addition without Regrouping Self Checking Cards activity has students independently practise two digit addition without regrouping with these self checking addition cards. These cards provide students with a hands on activity to practise 2 digit addition without regrouping.

What is Included:

This Two Digit Addition without Regrouping Self Checking Cards resource includes 64 addition cards for addition without regrouping. There are also instructional pages to show teachers the step by step process to creating this engaging maths centre.

How to Use:

  • * Maths Centre or Station

  • * Morning Tubs or Baskets

  • * Independent Addition Practice

  • * Task Box Activity

  • * Addition Flash Cards

  • * Small Group Activity

  • * Maths Game

To use these Two Digit Addition without Regrouping Self Checking Cards, the students will look at the addition equation on the card. They will solve the problem either mentally or on a piece of paper. After solving the problem, the student will open the card to see if they were correct. These cards can be stored in baskets or tubs for students to use during arrival time, or they can be stored in task boxes for an easy to set up and clean up centre or small group activity. Students can use these cards like flash cards or as a game to see who can answer the addition fact first.

To assist students who need more practice with addition facts, the teacher can add counting objects such as mini erasers, counting cubes, bingo chips, or base ten blocks for students to solve each 2 digit addition problem.

Skills Assessed:

  • * Two digit addition

  • * Addition without regrouping

This product contains all the directions the teacher need for making the cards. They require some prep, as they need to be printed, cut out and folded. Once created, the cards can be laminated for durability to create a reusable maths activity.

In the classroom

Teaching tips & learning objectives

Learning objectives

  • Add two-digit numbers with sums under 100 without regrouping

Teaching tips

  • The How To Make pages show how to cut and fold each card so the answer stays hidden until opened; card stock is listed for building them.

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Australian Curriculum (Version 9.0)

Australian Curriculum content descriptions

Australian Curriculum content descriptions

  • AC9M2N04 — add and subtract one- and two-digit numbers, representing problems using number sentences, and solve using part-part-whole reasoning and a variety of calculation strategies

Core concepts

  • Two-digit addition

  • Addition without regrouping

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