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Math Big Ideas

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    Number Sense
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  • Which of these is an ODD number?
    47
    36
  •  5
  • Which of these is an EVEN number?
    18
    23
  •  5
  • If a number ends in 1, 3, 5, 7 or 9 we know that it is....
    ODD
  •  5
  • What is another way to say 300 + 20 + 2?
    322
  •  20
  • How many TENS are in the number 45?
    4
  •  10
  • How many HUNDREDS are in the number 1620?
    6
  •  15
  • What number has 2 hundreds and 3 tens?
    230
  •  20
  • What number has 5 tens and 5 ones?
    55
  •  15
  • What is the next ODD number after 7?
    9
  •  15
  • What number can be DECOMPOSED into 3 and 4?
    7
  •  20
  • Tell me 2 ways to COMPOSE the number 10.
    Ex. 2 and 8, 5 and 5
  •  20
  • Tell me 2 ways to COMPOSE the number 15.
    Ex. 5 and 10, 2 and 13.
  •  20
  • How do you say this number?
    33
  •  5
  • How do you say this number?
    89
  •  5
  • Use BASE TEN BLOCKS to show me the number 62
    ---
  •  10
  • Use BASE TEN BLOCKS to show me the number 405
    ---
  •  15