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Math Review #1

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  • Write 90,030 in exponential form.
    (9 x 10,000) + (3 x 10)
  • Write three thousand, five hundred sixty-five in standard form.
    3,565
  • Which property is this? 6 + 8 = 8 + 6 Commutative, Associative, Identity, or Distributive Property?
    Commutative
  • Explain the patterns when going up and down place value positions.
    As you go up the place value position the value goes up by x10 and as you go down the place value positions the value goes down by ÷ 10 or x 1/10.
  • Write 1,282,000 in word form.
    One million, two hundred eighty-two thousand
  • Explain how you know that the values of the digit 6 in the number 160,000 and 100,600 are not the same.
    The digit 6 in 160,000 and 100,600 are NOT the same value because the 6 is in different place values. The 1st 6 is in the 10,000's and the 2nd 6 is in 100's.
  • 3,000 is 10 times as much as _____
    300
  • Define- place value
    The value of a digit in a number based on its location in the number
  • 4,000 is 1/100 of _____
    400,000
  • 300 is 100 times as much as ______
    3
  • 40 is 10 times as much as _____
    4
  • 70,000 is 1/10 of ____
    700,000
  • Write eighty-two thousand, two hundred five in exponential form.
    (8 x 10,000) + (2 x 1,000) + ( 2 x 100) + (5 x 1)
  • 3 is 1/100 of ___
    300
  • What is Distributive Property?
    Tells us how to solve expressions in the form of A(B +C). We share "A" with both addends by multiplying each addend with "A". Example: (A x B) + (A x C)
  • Which property is this? 6 x 9 = 9 x 6 Commutative, Associative, Identity, or Distributive Property?
    Commutative
  • Which property is this? (3 x 4) x 2 = 3 x (2 x 4) Commutative, Associative, Identity, or Distributive Property?
    Commutative and Associative
  • What is commutative property?
    The order of the numbers changes but the sum or product stays the same.
  • What is associative property?
    When the grouping of the numbers changes but the sum or product stays the same.
  • Which property is this? 2 + (5 + 3) = (2 + 5) + 3 Commutative, Associative, Identity, or Distributive Property?
    Associative
  • 20 is 1/10 of _____
    200
  • Which property is this? 6(4 + 7) = (6 x 4) + (6 + 7) Commutative, Associative, Identity, or Distributive Property?
    Distributive
  • Which property is this? 6 + 0 Commutative, Associative, Identity, or Distributive Property?
    Identity
  • Which property is this? 45 x 1 Commutative, Associative, Identity, or Distributive Property?
    Identity
  • Which property is this? 6 + (8 + 5) = 6 + ( 5 + 8) Commutative, Associative, Identity, or Distributive Property?
    Commutative