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Online Self-Tests(A24)


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

    (1 point)

    48+

    =

    		85


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

    (1 point)

    75+

    =

    		91


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

    (1 point)

    		+74

    =

    		105


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

    (1 point)

    		+76

    =

    		90


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

    (1 point)

    174+

    =

    		275


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

    (1 point)

    		+36

    =

    		42