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Number Chart – Definition, Examples | EDU.COM

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Number Chart – Definition, Examples | EDU.COMEDU.COMResourcesBlogGuidePodcastPlanBackHomesvg]:size-3.5">Math Glossarysvg]:size-3.5">Number ChartNumber Chart – Definition, ExamplesTable of ContentsNumber Charts: Definition, Types, and Examples Definition of Number Charts

A number chart is a graphical representation of numbers arranged in a specific order. It's essentially a list of numbers written in a particular numerical order, such as a grid containing numbers from 1 to 100. Number charts help in visualizing number patterns, sequences, and relationships, making them valuable tools for teaching counting, number recognition, and basic mathematical concepts.

Number charts come in various types that help kids spot number patterns. Some common types include even numbers charts (showing numbers divisible by 2 like 2, 4, 6), odd numbers charts (showing numbers not divisible by 2 like 1, 3, 5), prime numbers charts (showing numbers with only two factors like 2, 3, 5, 7), composite numbers charts (showing numbers with more than two factors like 4, 6, 8, 9), and natural numbers charts (showing counting numbers starting from 1).

Examples of Number Charts Example 1: Finding the Pattern in a Number Chart Problem:

Find the pattern for the number chart given below.

The chart shows highlighted numbers: 9, 18, 27, 36, 45, 54, 63, 72, 81, 90 and 99

Step-by-step solution: Step 1, Look at the numbers that are marked in the chart: 9, 18, 27, 36, 45, 54, 63, 72, 81, 90 and 99. Step 2, Find what these numbers have in common. If we look at the difference between consecutive numbers, we can see: 18−9=918 - 9 = 918−9=9, 27−18=927 - 18 = 927−18=9, 36−27=936 - 27 = 936−27=9, and so on. Step 3, Notice that each number is 9 more than the previous number. This means we're counting by 9's. Step 4, Conclude that this chart shows skip counting by 9's. Example 2: Drawing a Number Chart for Skip Counting Problem:

Draw a number chart representing the skip counting by 4's pattern.

Step-by-step solution: Step 1, Understand what skip counting by 4's means. We start at 4 and add 4 each time. Step 2, Write down the numbers we get when counting by 4's: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40 and so on. Step 3, In a number chart from 1-100, we would highlight these numbers to show the pattern. Step 4, The chart would have these numbers highlighted: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, etc.

A number chart representing the skip counting by 4's pattern

Example 3: Filling in Missing Numbers Problem:

Write the missing numbers and label the given number chart.

Number chart with missing numbers

Step-by-step solution: Step 1, Look at the numbers shown in the chart and try to spot a pattern. Step 2, Notice that the ones digit of all the numbers shown is 0. Step 3, Look at the difference between consecutive numbers that are shown. The difference is 10 each time. Step 4, Fill in the missing numbers following this pattern. Since we're counting by 10's, each number is 10 more than the previous one. Step 5, After filling in all the missing numbers, we can label this as a "Skip Counting by 10's Chart."

Number chart

Comments(7)MLMr. LeeNovember 6, 2025I've used the number chart def here with my students. It's a great help in making number concepts like odds and evens super clear!

WWriterEllaNovember 4, 2025I've used the number chart definition with my students. It's a great visual for teaching number concepts, making learning more engaging!

MCMs. CarterSeptember 16, 2025I’ve been using the number chart examples from this page to help my kids recognize patterns in numbers, and it’s worked wonders! They’re now quicker at spotting even and odd numbers. Highly recommend it to other parents!

NNatureLover89September 10, 2025I’ve been using the number chart examples with my 2nd graders, and it’s made teaching even and odd numbers so much easier! The patterns really click for them now. Great resource!

MCMs. CarterAugust 27, 2025I’ve been using the number chart examples from this page to teach my kids odd and even numbers—it’s been a game-changer! They love spotting patterns, and it’s made learning so much more fun and visual.

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