Online Self-Tests(A7)

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  1. There are 12 donuts in a box. If a customer buys 5 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)

  
  

  1.2

  +

  =

  2.0

  
  
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  3.At a potluck, 74 out of 115 hot dogs are eaten. How many hot dogs are left?

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  (1 point)

  
  

  
  
  

  Answer:

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  4. Determine which side of the equation is greater.

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  (>, <, or =)

  
  

  1	+	1		2
  2		2		2

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

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  (number, +, –, x, ÷, >, <, or =)

  
  

  +

  5

  +

  10

  =

  5

  ×

  5

  
  
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  6. If 10 + x = 50 and y = 50, find the value of y – x.

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  (1 point)

  
  

  Answer:

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