Online Self-Tests(B27)

• 
  

  1. There are 12 donuts in a box. If someone orders 7 boxes of donuts, how many donuts are there in total?

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  (1 point)

  
  

  Answer:

  ---
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  2. Determine the unknown decimal.

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  (1 point)

  
  

  12

  +

  =

  20

  
  
• 
  

  3.At a potluck, 63 out of 84 hot dogs are eaten. How many hot dogs are left?

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  (1 point)

  
  

  
  
  

  Answer:

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  4. Determine the unknown value that makes the equation true.

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  (1 point)

  
  

  ÷

  4

  =

  23

  
  
• 
  

  5. Determine the unknown value that makes the equation true.

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  (1 point)

  
  

  –

  (8

  +

  3)

  =

  11

  ×

  3

  
  
• 
  

  6. Determine the unknown value that makes the equation true.

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  (1 point)

  
  

  ×

  5

  =

  95