12-12 =
Press here to CLOSE XAsk your parents or teacher for help!

For mobile devices first tap the difference area to activate the keyset. Then, just type the answer. If correct, the subtraction flashcard changes color. If not, press BACKSPACE or DELETE to erase it and try again. Click the card or press the ENTER or RETURN key to flip it.

Click the check mark to keep score! Click the arrows by the #25 to pick the number of subtraction flashcards. Then type the answer and flip the card. Instead of changing colors, the left counter counts your correct answers; the right counts how many flash cards you've flipped. If incorrect, the correct answer displays beside the counter when you flip the flash card. When done, your score displays on the screen.

Click the math teacher's apple teacher's apple to go to Mr. Martini's math flash cards home page where you will find all kinds of math flash cards.