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    4. Workout 1B (Algebra)
    5. Week 1

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    • Day 1

      The $1 Auction
      Four Driveways
      Mental Math Cool-Down
      2
      Topics
      2
      Posts

      RZ923

      The number was 59303451, but the screen showed 59505450.

    • Day 2

      Mental Math Warm-Up
      Alice, Bob, and Company
      Celsius to Fahrenheit
      Bonus: How to Win at Tic-Tac-Toe
      Bonus: The Make 15 Game
      0
      Topics
      0
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    • Day 3

      Mental Math Warm-Up: Find the Smallest Product
      Mental Math Warm-Up: Squares Ending in 5
      Rates Around a Track
      Mental Math Cool-Down: Multiplication Tricks
      0
      Topics
      0
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      No new posts.
    • Day 4

      Mental Math Warm-Up: Make 100
      Three Logicians in a Restaurant
      Double Factorial
      Modeling the Spread
      0
      Topics
      0
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      No new posts.
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