Addition & Subtraction – Math Anchor Chart Pack

Help students see addition and subtraction in several ways with one classroom chart. Cut-and-assemble models connect diagrams, ten frames, pictures, equations, and number lines, with a smaller student reference.
Grades
K–2
File type
PDF
Preparation
Print ready

Updated May 10, 2022

Subject
Math, Addition, Subtraction
Topic
Addition strategies, Subtraction strategies
Resource types
Anchor Charts
Preparation
Print ready
Standards
1.OA.C.6

Product description

From the author

This resource is an Addition and Subtraction Anchor Chart.

It will come with the printable pieces to develop this math anchor chart with your students.

It will cover:

  1. - Strip Diagram

  2. - Ten Frame

  3. - Pictorial

  4. - Number Sentence

  5. - Number Line

  6. - Common Key Words

There is a final copy at the end that can be printed for students to keep in their math notebook for reference.

In the classroom

Teaching tips & learning objectives

Learning objectives

  • Read the same calculation in five forms — strip diagram, ten frame, pictorial, number sentence and number line — and recognise them as one relationship

  • Use the correct name for each number in a calculation: addend, addend and sum for addition; minuend, subtrahend and difference for subtraction

  • Move forwards and backwards on a 0-10 number line to model addition and subtraction as hops

Teaching tips

  • Use two paper colors if helpful, keeping the Addition and Subtraction headings visible as well.

  • Use the final PDF page as the student reference; printed directions refer to page 13, but the supplied file has 12 pages.

  • Ask students to describe the whole and parts. Use keyword panels as vocabulary, not as a rule for choosing an operation without reading the problem.

Skills covered

  • Reading multiple representations — students meet 6 + 2 = 8 as a strip diagram, a ten frame, a picture, an equation and a number line hop, all on one display.

  • Using operation vocabulary — the chart names addend, addend and sum on the addition side and minuend, subtrahend and difference on the subtraction side.

  • Number-line modelling — the same 0-10 line is marked "2 hops forward from 6" for addition and "2 hops back from 6" for subtraction.

Good to know

Questions teachers ask about this resource

What is needed to assemble the finished chart?

Two colours of copy paper, a sheet of 24" x 32" anchor chart paper and tape or a glue stick. The guide directs one colour for the addition pieces and the other for the subtraction pieces, then cutting each piece out and arranging them as the layout picture shows.

Which numbers does the chart use in its worked examples?

The chart uses 6 + 2 = 8 and 6 − 2 = 4. These calculations share two numbers, but they are not one fact family; a related subtraction fact for 6 + 2 = 8 is 8 − 2 = 6.

What do students get to keep once the display is up?

A single reference page that reproduces the whole chart in miniature — both columns, all five representations and both key-word panels — sized to go into a math notebook, so the wall display and the personal copy match.

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Curriculum

Standards, concepts & topics

Standards

  • 1.OA.C.6

Core concepts

  • Addition

  • Subtraction

  • Part-part-whole

  • Number line

  • Math vocabulary

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