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Subtraction exercises
Use the hand signs to do the subtraction
HOW TO USE
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In this exercise, you need to use hand signs to solve the given subtraction problem.
▶ Look at the list of hand signs.
▶ See the first number in the above question. That's how many hand signs we need.
▶ Click on the hand signs to get the right amount.
▶ The hand signs will appear in the middle of the screen.
▶ Click on the hand signs in the middle as many times as the second number says.
▶ Count the fingers on the hand signs.
▶ Use numberpad or keyboard to show how many fingers you counted.
▶ Click the check button to see if your answer is right or wrong.
▶ If you want to try again, click the reset button.
Have fun practicing with hand signs!