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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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Play
GameWhat is it?Best Score
How many correct answers can you get in 60 seconds?
Extra time is awarded for each correct answer. Play longer by getting more correct.
How fast can you get 20 more correct answers than wrong answers?

Sudoku

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