Counting Rules
One-to-One
Explain Your Thinking
100

What should you do to each object when you count it?

Touch each object 

100

What does one-to-one correspondence mean?

Touching one object for each number

100

After counting, what should you be able to explain?

How you counted

200

Why is it important to count slowly?

So you do not skip or double count 

200

What helps you keep track while counting objects?

Using your finger

200

What does the last number you say tell you?

How many objects there are

300

What should you do if you lose track while counting?

Start counting again carefully

300

What happens if you count the same object twice?

The total will be wrong

300

Why do we explain how we counted?

To show how we know our answer