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

For mobile devices tap the blank area to activate the keypad. Just type to fill in the blank. If correct, the subtraction flash card 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 cards. Then type the answer and flip the card. Instead of changing colors, the left counter counts your correct answers; the right counts how many flashcards you've flipped. If incorrect, the correct answer displays beside the counter when you flip the flashcard. When done, your score displays on the screen.

Click the 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.