Place Value
Which digit is in the hundreds place in the number 8,591?
A. 5
Which number is written in word form as 'six thousand, two hundred forty'?
D. 6,240
Order these numbers from greatest to least:
7,321
7,213
7,312
7,231
7,321
7,312
7,231
7,213
Do the digit 2 in the 234,998 and 345,298 have the same value? How do you know?
No, the digit 2 in 234,998 is in the hundred thousands place and has a value of 200,000 and the digit 2 in 345,298 is in the hundreds place with a value of 200.
Find the approximate value of a number or expression
Estimate/Round
What is the value of the digit 7 in the number 75,432?
B. 70,000
Write 23,405 in expanded form and word form.
20,000 + 3,000 + 400 + 5
twenty three thousand, four hundred five.
56,702 ___ 56,720
less than
<
Are 5,432 and 5,423 equal because they have the same digits. Explain your reasoning.
No they are not equal, even though they have the same digits, the digits are not in the same place in the number giving them different values. 5,432 is greater than 5,423 because of the ten place.
Period
3,000 is __________ times as much as 300
10
Which shows the number 2,048 in word form?
A. Two thousand, forty-eight
1,276,009. or 1,267,009
1,267,009
If you look at the ten thousands digits the 6 (60,000) is less then the 7 (70,000).
What happens to place values as you move to the left on the place value chart.
As we move to the left on the place value chart, each value gets 10 times greater.
Understanding that a digit has a specific value based on its location within a whole number.
Place Value
400,000 is ___________ times as much as 400.
1,000
Which number is written in expanded form as 4,000 + 300 + 20 + 5?
A. 4,325
Which number is between 4,500 and 4,600?
C. 4,550
We round down, because the vlaue of th ehelping digit that is 4 or less is a shorter distance to the current ten, hundreds, or thousands etc.
A way to represent a whole number only using digits.
standard form
ten thousands
50,000
Write the following number in expanded form and standard form:
two hundred sixteen thousand, nine hundred forty five.
216,945
200,000 + 10,000 +6,000 + 900 + 40 +5
Round 984,562 to the nearest ten thousands.
980,000
Gina thinks that the number 4,230 is greater than 4,320 because it has a bigger digit in the tens place. Is Gina correct? Use place value to support your answer.
No, 4,320 is greater than 4,230. You start with the greatest place value and work one digit at a time until you find different digits. The hundreds digits are different. 300 is greater then 200.
expanded form