Number Sense (3.2A/3.2D)

Front

What is expanded notation?

Back

Expanded notation is a way to write numbers that shows the value of each digit. For example, the number 297 can be written as (2x100) + (9x10) + (7x1).

Front

What is the standard form of the number (2x100) + (9x10) + (7x1)?

Back

297

Front

How do you write 7,184 in word form?

Back

Seven thousand, one hundred eighty-four.

Front

What is the word form of the number 521?

Back

Five hundred twenty-one.

Front

How do you compare the numbers 50,098 and 5,098?

Back

50,098 is greater than 5,098 (50,098 > 5,098).

Front

What is the standard form of the number 1,000 + 300 + 50 + 7?

Back

1,357.

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 the number 4,562, the 5 is in the hundreds place, so its value is 500.

Front

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

Back

The value of the digit 3 is 3,000.

Front

How do you write the number 2,000 in expanded form?

Back

2,000 can be written as (2x1,000).

Front

What is the difference between standard form and word form?

Back

Standard form is the way we write numbers using digits, while word form is how we write numbers using words.