Welcome to MathDash!

For Teachers
  • ???
  • ???
  • ???
  • ???
?? + ?? =
Lost connection with server...
Connecting to server...
Waiting for other players...
Game starting in ...
  • Learn math tricks
  • Have fun with math
  • Become a mental math pro

Would like join a game or learn a math trick?

You've finished the race. You got place.
Game over. You got place. New game in ...

=
  1. First divide by 2. Remember the whole part.
    (ex: )
  2. Take the whole part and multiply it by 100.
    (ex: )
  3. Take the remainder and multiply it by 50.
    (ex: )
  4. Add the two numbers together.
    (ex: )
  5. You're done!
  1. First divide by 4. Remember the whole part.
    (ex: )
  2. Take the whole part and multiply it by 100.
    (ex: )
  3. Take the remainder and multiply it by 25.
    (ex: )
  4. Add the two numbers together.
    (ex: )
  5. You're done!
  1. First write down the ones digit. (ex: )
  2. Next add the tens digit and ones digit together.
    (ex: )
  3. Write down the ones digit of the result. (ex: )
  4. Take the tens digit of the result (ex: ) and add it to the tens digit of the number (ex: ) you're multiplying and write it down. (ex: )
  5. You're done!

You've completed all the lessons currently created.

Enter in your email if you want to be notified when new lessons are added:

We'll let you know when ever new lessons come out. For now would you like to review the past lessons or join a game?

Review Lessons Again or Another Example or Next Lesson or Join Game
Learn a Trick or Join Game Start Game Leave Game Play Again Don't Play Again
Please enter your name.