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Unit 6 Math Review

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  • How are 50 and 70 alike?
    They both have 0 ones.
  • Solve using a number grid. 70-50=?
    20
  • What is the doubles fact?
    4+4=10
  • What number is shown?
    34
  • Give an example of a near doubles fact.
    1+2, 2+3. 3+4, 4+5, 5+6, 6+7, 7+8, 8+9, 9+10
  • Is the time on the clock closer to 6 o'clock or 7 o'clock?
    6 o'clock
  • Fill in the blanks. ___ + ____ + ____ = 10
    Varies
  • What is the 5 worth in 50?
    50
  • What is the doubles fact?
    5+5=10
  • Fill in the blank. __ + ____ = 10
    Varies
  • How much do the eagle and starfish weigh in all
    25 pounds
  • Fill in the blanks. ____ - ____ = 10
    Varies
  • What is the actual fact?
    4+5=9
  • Write 5 names for 10.
    Varies
  • How can we add 2, double digit numbers? For example, 15 + 10.
    Start at the bigger number and count up on the hundreds chart.
  • How can you use the near doubles strategy to find an answer?
    If you know the doubles fact answer, then from there the near doubles fact is just one more or one less.
  • What is the 0 worth in 50?
    0
  • Solve using a number grid. 80-30=?
    50
  • Draw a way to show the number 34 using base ten blocks.
    l l l . . . .