Kungfu math p3 slide1 (numbers up to 10000)

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Transcript of Kungfu math p3 slide1 (numbers up to 10000)

  • 1. Whole Numbers Numbers up to 10000 What will we learn today? Number notation and place values (thousands, hundreds, tens, on es)
  • 2. Understanding the place values
  • 3. Before we begin, lets understandwhat is place values.
  • 4. In the number 1245, tens ones
  • 5. In the number 1245, thousands hundreds
  • 6. So, in a 4-digit number,There are Thousands place Hundreds place Tens place Ones place
  • 7. In 9265, the digit 2 is in the ___ place.a) onesb) tensc) hundredsd) thousands
  • 8. In 9265, the digit 2 is in the ___ place.a) onesb) tensc) hundredsd) thousands The 2 stands for 200.
  • 9. In 9265, the digit 2 is in the ___ place.a) onesb) tensc) hundredsd) thousands
  • 10. Heres another example.
  • 11. In 7501, the digit 5 stands for _____.a) 5b) 50c) 500d) 5000
  • 12. In 7501, the digit 5 stands for _____.a) 5b) 50c) 500d) 5000 The 5 is in the hundreds place.
  • 13. In 7501, the digit 5 stands for _____.a) 5b) 50c) 500d) 5000 The 5 stands for 500.
  • 14. Understandingodd and even numbers
  • 15. Even numbers can be divided evenly into groups of two.Odd numbers can NOT be divided evenly into groups of two.
  • 16. Even numbers can be divided evenly into groups of two.Examples of even numbers : 2,4,6,8,10Odd numbers can NOT be divided evenly into groups of two.Examples of odd numbers : 1,3,5,7,91Odd 3Odd 5Odd 7Odd 9Odd 11Odd2Even 4Even 6Even 8Even 10Even 12Even
  • 17. Heres an example.
  • 18. What is the smallest odd numberthat can be formed with the digits1,2,4 and 8?a) 1248b) 1284c) 2148d) 2481
  • 19. What is the smallest odd numberthat can be formed with the digits1,2,4 and 8?a) 1248 Did you notice the 2 important information?b) 1284c) 2148d) 2481
  • 20. What is the smallest odd numberthat can be formed with the digits1,2,4 and 8?a) 1248b) 1284c) 2148 tens ones thousands hundredsd) 2481 To form the smallest number, the first digit must be the smallest number.
  • 21. What is the smallest odd numberthat can be formed with the digits1,2,4 and 8?a) 1248b) 1284c) 2148 tens ones thousands hundredsd) 2481 The smallest number is 1.
  • 22. What is the smallest odd numberthat can be formed with the digits1,2,4 and 8?a) 1248 1b) 1284c) 2148 tens ones thousands hundredsd) 2481 However, odd numbers can NOT be divided evenly into groups of two. We need to put 1 at the last position.
  • 23. What is the smallest odd numberthat can be formed with the digits1,2,4 and 8?a) 1248 2 1b) 1284c) 2148 tens ones thousands hundredsd) 2481 Next, we arrange the remaining numbers according to the value, from the smallest to the greatest.
  • 24. What is the smallest odd numberthat can be formed with the digits1,2,4 and 8?a) 1248 2 4 1b) 1284c) 2148 tens ones thousands hundredsd) 2481 Next, we arrange the remaining numbers according to the value, from the smallest to the greatest.
  • 25. What is the smallest odd numberthat can be formed with the digits1,2,4 and 8?a) 1248 2 4 8 1b) 1284c) 2148 tens ones thousands hundredsd) 2481 Next, we arrange the remaining numbers according to the value, from the smallest to the greatest.
  • 26. What is the smallest odd numberthat can be formed with the digits1,2,4 and 8?a) 1248b) 1284c) 2148d) 2481
  • 27. Are you ready to try out the questions?