Working with PTC Mathcad Prime > Working with Math Expressions > Keyboard Shortcuts for Editing Math
  
Keyboard Shortcuts for Editing Math
Keystroke
Action
Enter
Moves the cursor out of the region.
Spacebar
Expands a group by one term.
Home
Moves the cursor to the beginning of the expression.
End
Moves the cursor to the end of the expression.
Moves the cursor to the next insertion point to the left.
Ctrl+
Moves the cursor to the left of the current term and to the left of the next term.
Shift+
Expands a group by one term to the left.
Moves the cursor to the next insertion point to the right.
Ctrl+
Moves the cursor to the right of the current term and to the right of the next term.
Shift+
Expands a group by one term to the right.