Press here to CLOSE XVertical Addition Problems

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Math practice with vertical addition math problems. Add numbers from 0 to 9. Type the sum. If your answer is correct, the word "Correct!" will display.

Press a radio button to select the largest addend. You can select any number from 4 to 9. Press the reset button on the bottom left, click on the math problem, or press the ENTER or RETURN key to set a new vertical addition problem. Use the Backspace button to erase an answer. Move the mouse pointer over the yellow ? if you need help.

Click the yellow check mark to keep score! Select the number of math problems to do by clicking up and down by the #10 default. After you've correctly answered a math problem, reset it. Each time you reset the problem, the left counter increases for a correct answer; the right counter counts the number of math problems you've done. The "Correct!" mark will not appear when keeping score. However, if your answer is incorrect, then the correct answer will be shown on the bottom right when you reset the problem. When you've finished, your score will be shown.

The spinning math signs mean we're waiting on the server - if it goes too long, you can try pressing the reset button again.

Click the math teacher's apple to return to the math flash cards home page.

Ask your teacher or parent for help.

For mobile devices tap the sum area to activate the keyset. Browser text size should be set to normal or medium.

Math practice with vertical addition math problems. Add numbers from 0 to 9. Type the sum. If your answer is correct, the word "Correct!" will display.

Press a radio button to select the largest addend. You can select any number from 4 to 9. Press the reset button on the bottom left, click on the math problem, or press the ENTER or RETURN key to set a new vertical addition problem. Use the Backspace button to erase an answer. Move the mouse pointer over the yellow ? if you need help.

Click the yellow check mark to keep score! Select the number of math problems to do by clicking up and down by the #10 default. After you've correctly answered a math problem, reset it. Each time you reset the problem, the left counter increases for a correct answer; the right counter counts the number of math problems you've done. The "Correct!" mark will not appear when keeping score. However, if your answer is incorrect, then the correct answer will be shown on the bottom right when you reset the problem. When you've finished, your score will be shown.

The spinning math signs mean we're waiting on the server - if it goes too long, you can try pressing the reset button again.

Click the math teacher's apple to return to the math flash cards home page.

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