Composing Numbers and Part-Part-Whole

Front

What is a number?

Back

A number is a mathematical object used to count, measure, and label.

Front

What does 'part-part-whole' mean?

Back

'Part-part-whole' is a way to understand how numbers can be broken down into smaller parts and combined to form a whole.

Front

How can you make the number 6 using counters?

Back

You can use different combinations of counters, such as 3 and 3, or 4 and 2.

Front

What is the missing part if you have 3 and need to make 5?

Back

The missing part is 2.

Front

If you have 4 and want to make 7, what is the missing part?

Back

The missing part is 3.

Front

What does it mean to find the missing part in a number sentence?

Back

Finding the missing part means determining what number needs to be added to another number to reach a total.

Front

Can you show a way to make 5 with counters?

Back

You can use 2 and 3, or 1 and 4.

Front

What is an example of a part-part-whole model?

Back

An example is having 2 apples and 3 apples, which together make 5 apples.

Front

What is the total if you have 1 and 4?

Back

The total is 5.

Front

If you have 6 and you take away 2, what is left?

Back

There are 4 left.