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Online Self-Tests(A29)


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

    (1 point)

    9+

    =

    		34


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

    (1 point)

    13+

    =

    		19


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

    (1 point)

    		+31

    =

    		69


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

    (1 point)

    		+54

    =

    		77


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

    (1 point)

    161+

    =

    		337


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

    (1 point)

    		+152

    =

    		230