Counting by Twos Fives and Tens with Transportation

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Counting by Twos Fives and Tens with
Transportation
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MathematicsFirst Grade

• By
• Esmeralda Ramírez

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We are going to learn how to

• Count by Twos
• Count by Fives
• Count by Tens

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Counting by Twos

• Counting by Twos is sometimes called Skip
  Counting because every other number or count is
  skipped.
• Each count is two more than the previous count.

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Lets Count by Twos
2
4

• How many wheels do you see?
• Lets Count

22228 wheels
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8
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Counting by Fives

• You can count by fives by adding five to the
  previous count.
• There is regular pattern in these counts.
• Every other number ends with the same digit.

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Lets Count by Fives
How many motorcycles do you see?
5
10
15

• 55515 motorcycles

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Counting by Tens

• When you count by tens the numbers create a
  pattern.
• The first digits are just like the numbers when
  you count 1, 2, 3, 4, etc. The pattern is
  repeated to give the numbers 10, 20, 30, 40, etc.

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Lets Count by Tens

• How many sailboats do you see?

10
20
30
10101030 boats
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References

• Math Advantage-Trademark of Harcourt Brace
  Company. Printed in the United States. ISBN
  0-15-310692-1 (First Grade Textbook)
• http//www.aaamath.com/B/g13b1_.htm
• http//www.aaamath.com/B/g13c1_x1.htm
• http//www.aaamath.com/B/g13a1_x1.htm
• www.abcteach.com/Extras/themesigns/transportation.
  htm
• Microsoft Design Gallery Live-Microsoft Internet
  Explorer
• TRAFFIC JAM by George Mendoza. Illustrations by
  David Stoltz. Stewart, Tabori Chang. New York.