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Adding Two-Digit Numbers with a calculator

Adding two two-digit numbers (for example 45 + 68) with a calculator involves several steps.

Enter the number 45 by pressing the 4 button and the 5 button

Enter the plus operation by pressing the + button

Enter the second number by pressing the 6 button and the 8 button

Press the = button to make the calculator determine the answer.






Practice

Find the Sum of the two Numbers.

  +  






 


You have correct and   incorrect.  This is percent correct.

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How fast can you get 20 more correct answers than wrong answers?

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