How To Use Number Line
Adjusting Line Settings
Before you begin adding jumps, set the numbering for the line, adjust the spacing between ticks, and choose a Start at value.
Tip: Start at values can be negative.
Working with Jumps
Use the Add Jump button to place a jump on the workspace.
Drag a jump to move and place it on the number line.
Drag the handles to resize a jump.
Drag a handle to the left to create a backward jump.
Click on the ? to enter a value for a jump.
Show or hide automatic jump values.
Working with the Line
Add custom ticks to the top or bottom of the line.
Hide line numbers, then click each space to show/hide the numbers individually.
Drag the scroll bar to move the number line back and forth.
Working with Covers
Drag covers to move, or drag bottom corners to resize.
Hide or show a cover by tapping the eye icon.
Toolbar & Annotation Palette
| Icon | Tool | Shortcut | Description |
|---|---|---|---|
 | Start Over | esc | Clear the workspace or reload the Share Code. |
 | Line Settings | Set the numbering, tick spacing and start value for the line. | |
 | Add Jump | J | Place a new jump on the number line. |
 | Auto Labeling | Show or hide automatic jump values. | |
 | Hide Line Numbers | Hide line numbers, then click each space to show/hide the numbers individually. | |
 | Add Custom Tick | Add custom ticks to the top or bottom of the line. | |
 | Cover | H | Add a resizable cover to hide or show portions of the workspace. |
 | Duplicate | D | Duplicate selected items. |
 | Trash | Backspace, delete | Delete selected items. |
 | Share Code | K | Enter a code to open shared work. |
 | Share | S | Share your work with an image, a link, or a code. |
 | Info | I | View how-to and other information about this app. |
 | Math Text | E | Open a keypad for creating expressions and equations. Using the keyboard to add numbers and symbols also works. Tip: Double-tap your text to edit it. |
 | Writing | T | Enter text using your keyboard. Tip: Double-tap your text to edit it. |
 | Pen | P | Create freehand drawings. |
 | Highlighter | L | Create transparent freehand drawings. |
 | Eraser | ~ | Selectively erase Pen and Highlighter drawings. |
 | Erase All Drawing | A | Erase all Pen and Highlighter drawings. |
 | Rectangle | R | Create a rectangle or square.Drag the corners to resize proportionally, or the edges to change proportions. |
 | Filled Rectangle | Shift-R | Create a filled rectangle or square. Drag the corners to resize proportionally, or the edges to change proportions. |
 | Oval | O | Create an oval or circle. Drag the corners to resize proportionally, or the edges to change proportions. |
 | Filled Oval | Shift-O | Create a filled oval or circle. Drag the corners to resize proportionally, or the edges to change proportions. |
 | Line | / | Create a resizable line. Drag the ends to change the length or angle. |
 | Color | C | Change the color of selected objects. If no object is selected, set the default color. |
 | Line Thickness & Arrows | \ | Change the line thickness of selected objects. Add arrows to selected lines. If no object is selected, set the default thickness and arrows. |