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Counting to 20 (by ones)— Let's Practice!

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Counting to 20 (by ones)— Let's Practice!
CCSS.MATH.CONTENT.K.CCA.1

Basics on the topic Counting to 20 (by ones)— Let's Practice!

Let Razzi help you try counting to 20, and back, by ones!

Transcript Counting to 20 (by ones)— Let's Practice!

Razzi says get your thinking cap on because today we're going to practice, “Counting to Twenty by Ones” It's time to begin! Let's try counting forward from number one to number twenty! We'll start at one and keep counting one more until we get to the number twenty, ready? One, two, three, four, five, six, seven, eight, nine, ten, eleven twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen, twenty! Let's try it faster this time! One, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen, twenty! Did you also get to twenty each time? Let's count backward now! Are you ready? This time we'll start at twenty and count back by one until we get to the number one, let's go! Twenty, nineteen, eighteen, seventeen, sixteen, fifteen, fourteen, thirteen, twelve, eleven ten, nine, eight, seven, six, five, four, three, two, one! Let's try it faster now! Twenty, nineteen, eighteen, seventeen, sixteen, fifteen, fourteen, thirteen, twelve, eleven, ten, nine, eight, seven, six, five, four, three, two, one! Did you also get to one each time? Razzi had so much fun practicing with you today! See you next time!

Counting to 20 (by ones)— 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 to 20 (by ones)— Let's Practice!.
  • Find the missing numbers from 1 to 10.

    Hints

    Count out loud from 1 onward to hear the numbers.

    Use your fingers to help count from 1 to 10.

    Solution

    The missing numbers are 2, 3, 6, 8, and 9.

    1, 2, 3, 4, 5, 6, 7, 8, 9, 10.

  • Fill in the missing numbers backwards.

    Hints

    Count backwards out loud by 1's to find the missing numbers.

    If you are stuck, try counting forwards to help.

    Solution

    The missing numbers were 18, 15, 14, 9, and 8.

    20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1.

  • Count by 1's to write in numbers 1 to 10.

    Hints

    Start at 1, and count out loud by 1's until you get to 10.

    Use your fingers or a drawing to help you count from 1 to 10.

    Solution

    The missing numbers are 2, 3, 5, and 9.

    1, 2, 3, 4, 5, 6, 7, 8, 9, 10.

  • Count by 1's to write in numbers 11 to 20.

    Hints

    Start at 11, and count on by 1's until you reach 20.

    If you are stuck, start at 1, and count on by 1's until you reach 20.

    Solution

    The missing numbers are 14, 16, 18, and 19.

    11, 12, 13, 14, 15, 16, 17, 18, 19, 20.

  • Count from 11 to 20.

    Hints

    Count on from 11, and keep going until you reach 20.

    Remember, counting from 11-20 follows the same pattern as counting from 1-10.

    Solution

    The missing numbers are 14, 15, 16, and 20.

    11, 12, 13, 14, 15, 16, 17, 18, 19, 20.

  • Fill in all missing numbers from 1 to 20.

    Hints

    Remember, start at one, and count out loud by 1's until you reach the missing number.

    Count on by 1's using your fingers, your voice, or a sketch to help.

    Solution

    The missing numbers are 2, 4, 7, 10, 11, 13, 16, 19, and 20.

    1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20.