Math Puzzle Game #2 - Subtraction Tables

how to play this online Math Puzzle?

• 1To solve this math puzzle, fill in the missing numbers by performing math calculations (such as addition, division, subtraction or multiplication).
• 2Click/tap on an empty box and enter the correct answer. Use the number keys on your keyboard or use the virtual pad on a touch device.
• 3Click on the "Check grid" button to see if you made mistakes and to mark incorrect answers in red.
  
• 4Use the Tabulator key on your keyboard to move to the next operation in the math puzzle.
  
• 5Use the arrow keys on your keyboard, to move to the next or previous box.
  
• 6Use the Delete or Backspace keys on your keyboard to clear a filled box in the math puzzle.