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Place Value Unit 4th Grade (Grimes)

Terms in this set (24)

How to Find Expanded Form
Writing the number showing the value of each digit. Example: 2,345 = 2,000+300+40+5
How to Find the Standard Form
Writing the number using digits. Example: 227
How to Find the Word Form
Writing the number using words. Example: 12,345 = twelve thousand three hundred forty-five
Place Value
Identifies the position or home of a digit.
Value
Identifies how much a number is worth.
Millions Place
In a seven digit number, the millions place is occupied by the first digit. Example: In the number 3,456,789 the millions place is occupied by the 3.
Hundred Thousands Place
In a seven digit number, the hundred thousands place is occupied by the second digit. For example: In the number 3,456,789 the hundred thousands place is occupied by the 4.
Ten Thousands Place
In a seven digit number, the ten thousands place is occupied by the third digit. For example: In the number 3,456,789 the ten thousands place is occupied by the 5.
Thousands Place
In a sevend digit number, the thousands place is occupied by the fourth digit. For example: In the number 3,456,789 the thousands place is occupied by the 6.
Hundreds Place
In a seven digit number, the hundreds place is occupied by the fifth digit. For example: In the number 3,456,789 the hundreds place is occupied by the 7.
Tens Place
In a seven digit number, the tens place is occupied by the sixth digit. For example: In the number 3,456,789 the tens place is occupied by the 8.
Ones Place
In a seven digit number, the ones place is occupied by the seventh digit. For example: In the number 3,456,789 the ones place is occupied by the 9.
Determining Which Number Has Greater Value
To determine whether the first or second number has greater value, compare the first digit in each number of the two numbers that is not the same. The one with the greater value in this place is greater.
Why is 27,403 > 27,159
27,403 is a greater value than 27,159 because it has a greater amount of hundreds than 27,159.
Word Form of 3,456,789
three million four hundred fifty six thousand seven hundred eighty-nine
Expanded Form of 3,456,789
3,000,000+400,000+50,000+6,000+700+80+9
Standard form of three million four hundred fifty six thousand seven hundred eighty-nine
3,456,789
Using digits 1,2,3,4,5,6,7,8,9 to create the smallest whole number using only seven digits.
1,234,567
Express 1,234,567 using Word Form
one million two hundred thirty four thousand five hundred sixty-seven.
What would your number be if you had 28 tens and 5 ones?
285
Tome wrote down the number 2,495,283, then changed the 5 to a 6. How did this change the value of the number?
The thousands place increased by one.
In the number 28,384, the digit in the thousands place represents what number?
8,000
In the number 28,384, the digit 8 in the tens place represents what number?
80
In the number 28,384, the value of the 8 in the thousands place is _____ times greater than the value of the 8 in the tens place.
100
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