Grade 3 Think Up Unit 2 & 3

Front

What is the place value position to the left of the ten thousands?

Back

hundred thousands

Front

What is the base ten place-value system?

Back

A numerical system used to represent numbers based on the powers of ten.

Front

What is standard form in mathematics?

Back

A number written with one digit for each place value position.

Front

What does it mean to compose a number?

Back

To form a number or shape by putting parts together.

Front

What is the place value position to the right of the ten thousands?

Back

thousands

Front

What is the value of the digit 5 in the number 54,321?

Back

50,000 (5 is in the fifty-thousands place).

Front

How do you convert a number from standard form to expanded form?

Back

By writing the number as a sum of each digit multiplied by its place value.

Front

What is the value of the digit 3 in the number 3,456?

Back

3,000 (3 is in the thousands place).

Front

What is the difference between a digit and a number?

Back

A digit is a single symbol used to represent numbers, while a number is a combination of digits.

Front

How many digits are in the number 100,000?

Back

There are 6 digits in the number 100,000.