Composing and Decomposing Numbers

Front

What is composing numbers?

Back

Composing numbers means combining smaller numbers to create a larger number. For example, 2 + 3 = 5.

Tags

CCSS.1.OA.A.1

Front

What is decomposing numbers?

Back

Decomposing numbers means breaking down a larger number into smaller parts. For example, 5 can be decomposed into 2 + 3.

Front

What is the standard form of a number?

Back

The standard form of a number is the way we usually write numbers using digits. For example, 5,723 is in standard form.

Tags

CCSS.4.NBT.A.2

Front

How do you write (5 x 1,000) + (7 x 100) + (2 x 10) + (3 x 1) in standard form?

Back

5,723

Tags

CCSS.4.NBT.A.2

Front

How do you write (9 x 10,000) + (9 x 1,000) + (4 x 100) + (9 x 1) in standard form?

Back

99,409

Tags

CCSS.4.NBT.A.2

Front

How do you write (6 x 10,000) + (5 x 1,000) + (3 x 100) + (2 x 10) + (8 x 1) in standard form?

Back

65,328

Tags

CCSS.4.NBT.A.2

Front

How do you write (2 x 10,000) + (3 x 100) + (4 x 10) + (7 x 1) in standard form?

Back

20,347

Tags

CCSS.4.NBT.A.2

Front

How do you write (8 x 10,000) + (4 x 1,000) + (5 x 100) + (6 x 10) + (2 x 1) in standard form?

Back

84,562

Tags

CCSS.4.NBT.A.2

Front

What does the term 'place value' mean?

Back

Place value is the value of a digit based on its position in a number. For example, in 5,723, the 7 is in the hundreds place.

Tags

CCSS.4.NBT.A.1

Front

What is the value of the digit 5 in the number 5,723?

Back

The value of the digit 5 in 5,723 is 5,000.

Tags

CCSS.4.NBT.A.1