Adding and Subtracting Using a Number Line

Bridging through multiples of 10 is the number-line strategy behind 30 addition and subtraction problems that grow from single-digit to 3-digit numbers across four pages.
Year levels
Years 1–2
File type
PDF
Preparation
Print ready

Updated Sep 27, 2026

Subject
Subtraction, Place Value, Addition, Addition and Subtraction, Maths
Topic
Adding Numbers, Subtraction Problems
Resource types
Worksheets
Preparation
Print ready
Australian Curriculum content descriptions
AC9M2N04 — add and subtract one- and two-digit numbers, representing problems using number… AC9M1N04 — add and subtract numbers within 20, using physical and virtual materials, part-part-whole…

From the author

About this resource

Students will get to practise Adding and Subtracting Using a Number Line with this 4-page printable.

From one page to the next, the problems begin to increase in complexity.

This will provide students with the practice they need to apply number lines.

Answer key included.

Choose this number line subtraction worksheet when students need to focus on subtraction.

In the classroom

Teaching tips & learning objectives

Learning objectives

  • Add and subtract by jumping to the nearest multiple of 10 on a number line

  • Apply a number-line strategy to problems with up to three-digit numbers

Skills covered

  • Bridging through 10 — making a first jump to the nearest ten before finishing the problem

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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
  • AC9M1N04 — add and subtract numbers within 20, using physical and virtual materials, part-part-whole knowledge to 10 and a variety of calculation strategies

Core concepts

  • Number line

  • Bridging through 10

  • Place value

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