Read & Write Numbers to 100 | Math Lesson Plan & PDF Worksheet | Grades K-3
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WHAT ARE NUMBERS?

When you count, you are finding how many of something you have. You use numbers to show how many.

To better understand reading & writing numbers to 100…

WHAT ARE NUMBERS?. When you count, you are finding how many of something you have. You use numbers to show how many. To better understand reading & writing numbers to 100…

## LET’S BREAK IT DOWN!

### Count jumping jacks to 20.

You are doing jumping jacks. You can count to find how many you have done. 1, 2, 3, 4, 5, 6, 7, 8, 9. After 9, all of the numbers start with a 1: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19.

Count jumping jacks to 20. You are doing jumping jacks. You can count to find how many you have done. 1, 2, 3, 4, 5, 6, 7, 8, 9. After 9, all of the numbers start with a 1: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19.

### Count jumping jacks to 100.

You can count all the way to 100.
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40
41 42 43 44 45 46 47 48 49 50
51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70
71 72 73 74 75 76 77 78 79 80
81 82 83 84 85 86 87 88 89 90
91 92 93 94 95 96 97 98 99 100

Count jumping jacks to 100. You can count all the way to 100. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100

### Count sit-ups by 10s.

Counting is fun but counting to 100 takes a while. You can count faster by counting 10 at a time. Count by 10s: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100.

Count sit-ups by 10s. Counting is fun but counting to 100 takes a while. You can count faster by counting 10 at a time. Count by 10s: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100.

### There is a pattern in numbers.

All of the 20s start with 2, like 20 and 25. All of the 30s start with 3, like 30 and 37. There is a pattern in how you write numbers!

There is a pattern in numbers. All of the 20s start with 2, like 20 and 25. All of the 30s start with 3, like 30 and 37. There is a pattern in how you write numbers!

### Count on to count cookies.

You can count on from any number. You have 55 cookies. Count on from 55 to 61: 55, 56, 57, 58, 59, 60, 61.

Count on to count cookies. You can count on from any number. You have 55 cookies. Count on from 55 to 61: 55, 56, 57, 58, 59, 60, 61.

## READ & WRITE NUMBERS TO 100 VOCABULARY

Count
Say numbers in order to find out how many of something there are.
Pattern
Something that repeats.
Counting by 1s
1, 2, 3, 4, and so on.
Counting by 10s
10, 20, 30, 40, and so on.
Numbers
Symbols used to represent how many.
Skip counting
Counting where you skip some numbers.

## READ & WRITE NUMBERS TO 100 DISCUSSION QUESTIONS

### Say all the numbers after 10 up to 20.

Eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen, twenty.

### How do you say the numbers between 20 and 30?

We say twenty and then each of the numbers between 1 and 9. After twenty-nine is 30.

### How can you count by 10s up to a hundred?

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

### Count on from 45. How did you know which number to say next?

45 has a 5, so the next number will have a 6. The next number is 46.

### Count on from 79. How did you know which number to say next?

79 is the last "seventy" number. So, the next number starts with 8: 80.
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