1.1- Understand Place Value
What is the value of the of the 9 in this number?
168,392
90
Write the number in two other forms. Standard form:
Word form:
Expanded form: 600,000 + 40,000 + 2,000 + 50
Standard: 642,050
Word Form: six hundred forty-two thousand, fifty
Write which place to use when comparing the numbers.
2,423
2,324
Hundreds
Round 5,379 to the nearest thousand
5,000
________ means a way to write numbers that show the VALUE of each digit.
Expanded Form
What is the value of the of the 4 in this number?
749,263
40,000
Write the number in two other forms: Standard form: 134,078
Word form:
Expanded form:
Word Form: one hundred thirty-four thousand, seventy-eight
expanded form: 100,000+30,000+4,000+70+8
Compare
78,195 ______ 88,195
78,195 < 88,195
Round 95,112 to the nearest thousand.
95,000
_______ means to change a number to a friendlier number that tells ABOUT how many or how much.
Round
Your friend is 9 years old. Your neighbor is 90 years old. Your neighbor is how many times as old as your friend?
10 times
Write the number in two other forms. Standard form:
Word form: seven hundred twenty-four thousand, one hundred three
Expanded form:
Standard: 724,103
Expanded: 700,000+20,000+4,000+100+3
Compare.
502,956______482,956
502,956 > 482,956
Round 70,628 to the nearest ten thousand.
70,000
_______ means the location of the digit in a number.
Place value
Compare the values of the 6's in the following numbers.
603 and 6,425
The value of 6 in 6,425 is 10 times the value of 6 in 603.
What is the number? The number has two periods. The thousands period is written as five hundred sixty-seven thousand in word form. The ones period is written as 200 + 8 in expanded form.
567,208
Two brands of swimming pools cost $1,737 and $1,497. Which is the lesser price?
$1,497
Round 982,638 to the nearest thousand
983,000
A _____ means each group of 3 digits separated by commas in a multi-digit number
period
Write the greatest number possible using each number card once. Then write the least six-digit number possible
6 1 3 8 9 5
Greatest: 986,531
Least: 135,689
Newton is thinking of a number. His number has 5 digits. The thousands digit has a value that is greater than 3, but less than 7. His number is a multiple of 10. Which is Newton’s number?
A) 4,310
B) 25,385
C) 57,920
D) 16,490
16,490
Which car costs the least?
Crystal white $35,715
Silver $34,490
Blue $35,115
Silver
Round 5,400 to the nearest thousand and to the nearest ten thousand.
Thousand: _______
Ten Thousand:______
Thousand: 5,000
Ten Thousand: 10,000
A _______ means any one of the ten symbols 0-9 used to write numbers
digit