Today's Math Objective:

1
Today's Math Objective
YOU WILL READ AND WRITE WHOLE NUMBERS!
2
Today's Math Lesson
3 0 5, 2 8 7,4 1 0
Millions family
Thousands family
No-name family
Three hundred fifteen million, two hundred
eighty seven thousand, four hundred fifteen
3
Today's Math Lesson (cont)
3 0 5, 2 8 7,4 1 0

• The value of each number depends on its place and
  its family.
• The value of the 5 is 5,000,000 because it is in
  the millions place.
• A number can be expressed in different ways.
• Standard Form is shown above and Word Form was
  shown previously.
• Short word form 305 million, 287 thousand, 410
• Expanded Form 300,000,000 5,000,000 200,000
  80,000 7,000 400 10

4
Make a Math Community!

• 1. Divide into groups of 3 or 4.
• 2. Make a number in the hundred millions
  (group of 3) or hundred billions (group of 4).
• Each person in the group, choose a place value
  family.
• Draw the Dad, Mom, and baby of the family.
  
• Assign each family member to a number.
• Make a poster of your family then put the groups
  poster together
• to create your community.
• 7. Explain how your community represents place
  value.

5
Today's Math Practice

• Write the value of the underlined digit.
• 25, 452 2. 821,553 3. 1,845,932 4. 6,053,827
• Write two other forms for each number.
• 712,004
• Fifty-two million, one hundred fourteen thousand

(p. 5 1 - 4)
(p. 5 20 25)
6
Today's Math Answers

• Write the value of the underlined digit.
• 25, 452 2. 821,553 3. 1,845,932 4. 6,053,827
• Write two other forms for each number.
• 712,004
• Fifty-two million, one hundred fourteen thousand

(p. 5 1 - 4)
400
800,000
1,000,000
50,000
seven hundred twelve thousand, four 712
thousand, 4 700,000 10,000 2,000 4

(p. 5 20 25)
52,114,000 52 million, 114 thousand
50,000,000 2,000,000 100,000 10,000 4,000
7
Closure
Describe the place value families.