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Online Self-Tests(A23)


  • 1. Determine the unknown value that makes the equation true.

    (1 point)

    29+

    =

    		54


  • 2. Determine the unknown value that makes the equation true.

    (1 point)

    53+

    =

    		79


  • 3. Determine the unknown value that makes the equation true.

    (1 point)

    		+50

    =

    		62


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

    (1 point)

    		+27

    =

    		51


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

    (1 point)

    205+

    =

    		231


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

    (1 point)

    		+63

    =

    		94