# Counting by 10 to 100— Let's Practice!

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Counting by 10 to 100— Let's Practice!
CCSS.MATH.CONTENT.K.CCA.1

## Counting by Tens to One Hundred – Introduction

Get ready because today we're going to practice counting by tens to one hundred! It's time to begin! Counting by tens helps us count faster by jumping numbers. Ready? Let's go!

## What Does it Mean to Count by Tens to One Hundred?

Counting by tens means adding ten each time to the given number. For example, when counting by tens, we start at ten and keep adding ten.

Let's start with some fun activities to help us count!

## Counting by Tens to One Hundred – Step by Step

We'll count together slowly at first, and then we'll try counting faster. Notice the patterns as we count.

Ready? Let's start by counting by tens. Use a hundred chart to help you visualize the numbers.

Ten, twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety, one hundred

## Counting by Tens to One Hundred – Practice

To practice counting, use a hundred chart to follow the patterns.

## Counting by 10 to 100 – Spot the Missing Numbers

You are ready to solve some number mysteries! Use the hundreds chart below to answer some questions.

## Counting by Tens to One Hundred – Summary

Key Learnings from this Text:

• Counting by tens means adding ten each time.
• You can count by tens forward and backward.
• Use a hundred chart to see the patterns in counting by tens.

Keep practicing counting by tens to become a math whiz! Check out more fun counting activities and exercises on our website, such as skip counting by 3s and 6s, counting by 5s and 10s, or counting to 100 in 1s.

## Counting by Tens to One Hundred – Frequently Asked Questions

What is counting by tens?
How do you count by tens?
Why is counting by tens important?
Can I count by tens backward?
How can I practice counting by tens?
What should I do if I make a mistake while counting by tens?
Where can I find more counting activities?

### TranscriptCounting by 10 to 100— Let's Practice!

Razzi says get your fingers ready because today we're going to practice, “Counting by Ten to One Hundred.” It's time to begin! Let's try counting by ten. To get to one hundred, we'll start at ten and keep skip counting by tens until we reach one hundred...ready? Ten, twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety, one hundred! Did you also get to one hundred? Let's try it faster this time! Ten, twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety, one hundred! Did you also get to one hundred each time? Let's count backward by ten now! Are you ready? This time we'll start at one hundred and keep skip counting back by tens until we reach the number one, ready? One hundred, ninety, eighty, seventy, sixty, fifty, forty, thirty, twenty, ten! Did you also get to ten ? Let's try it faster now! One hundred, ninety, eighty, seventy, sixty, fifty, forty, thirty, twenty, ten! What if we start at fifty and count by ten? Ready, go: fifty, sixty, seventy, eighty, ninety, one hundred. Did you also get to one hundred ? Let's count it backward now! One hundred, ninety, eighty, seventy, sixty, FIFTY. Did you also get to fifty? Razzi had so much fun practicing with you today! See you next time!

## Counting by 10 to 100— Let's Practice! exercise

Would you like to apply the knowledge you’ve learned? You can review and practice it with the tasks for the video Counting by 10 to 100— Let's Practice!.
• ### Skip count from 50.

Hints

If you are stuck, start at 10 and skip count by 10's until you reach 50. From there, keep skip counting by 10's!

Say the numbers out loud to hear the pattern.

Solution

Starting at 50, we skip count by 10's to find what comes next: 50, 60, 70, 80, 90, 100.

• ### Find the missing numbers.

Hints

Remember, the pattern stays the same.

Start at 10, and skip count until 30. Continue to skip count to find the missing numbers.

Solution

By skip counting by 10, we find the missing numbers are 40, 60, 70, 90, and 100!

30, 40, 50, 60, 70, 80, 90, 100

• ### Fill in the missing numbers.

Hints

Start at 10, and keep skip counting until you reach 100.

If you get lost, start at 10 again, and skip count by tens out loud until you reach the missing number.

Solution

By skip counting by ten, we find the missing numbers are 20, 30, 40, 60, 70 and 90.

10, 20, 30, 40, 50, 60, 70, 80, 90, 100.

• ### Skip count from 10 to 100.

Hints

Remember, count by tens out loud to hear the next missing number.

This is how to start: 10, 20....what comes next?

Solution

Skip counting from 10 to 100 looks like this: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100.

• ### Count backwards by 10s.

Hints

Remember, when you skip count by 10, say the numbers out loud.

Try counting up from 50.

Solution

By counting backwards by 10's, we get:

100, 90, 80, 70, 60, 50.

• ### Skip count backwards.

Hints

Remember, when skip counting backwards, we still skip count by tens.

If you get stuck, hold out ten fingers. Count backwards on your fingers. Think about the pattern.

Solution

By skip counting backwards, we find the missing numbers are 90, 80, 60, 50, 40, 20, and 10.

100, 90, 80, 70, 60, 50, 40, 30, 20, 10.