Documentation
Writing Calculations
Description
This addon allows you to create writing calculations. You can create multiplication, division, addition, or subtraction activities.
Properties
The list starts with the common properties, learn more about them by visiting the Modules description section. The other available properties are described below.
| Property name | Description | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Value | Simple text to convert. Description of all symbols:
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| Signs | Here you can change the default sign/symbol assigned to a given type of calculation.
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| Styles | Specifying custom CSS classes and inline styles for subset of cells:
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| Commutativity | This property allows users to fill in the inputs in any order (changing rows) in case of addiition or multiplication. | ||||||||||||||||||
| Is not activity | With this option checked, the module is not an activity, therefore it doesn't mark (in)correct answers nor returns score points (maximum score, score and error count). | ||||||||||||||||||
| Enable more digits in gap | Enables to write more digits than one in a gap. | ||||||||||||||||||
| Use numeric keyboard | When enabled, gaps will activate the virtual numeric keyboard on mobile devices when selected. This will also cause the gaps to only accept numeric values. |
Example value
_[2]0__
=====
_40:2
-[4]0__
=====
_--__
OR
____[3][9]
======
16)624
__-[4][8]_
======
___[1][4][4]
__-[1][4][4]
======
_____0
eKeyboard integration
It is possible to enter values using the eKeyboard module.
See the documentation of eKeyboard module »
Supported commands
| Command name | Params | Description |
|---|---|---|
| isAllOK | --- | Returns true if all gaps are filled in correctly. |
| show | --- | Shows the module. |
| hide | --- | Hides the module. |
Show Answers
This module is fully compatible with Show Answers module and displays correct answers when an adequate event is sent.
Scoring
Writing Calculations addon allows creating exercises as well as activities.
| Property | Description |
|---|---|
| maxScore | number of defined input fields |
| score | 1 point for each properly filled input field |
| errorCount | 1 error point for each input field incorrectly filled |
Events
The Writing Calculations addon sends ValueChanged type events to Event Bus when a user fills in either one of the fields.
| Field name | Description |
|---|---|
| Item | field identifier in <row_number>-<gap_number> format, i.e. 1-2 means input with row = 1 and gap = 2 (each gap is counted in a particular row, not from the beginning of the equation). Both row and gap numbers are counted from 1 to n |
| Value | filled value |
| Score | 1 if filled value was correct, otherwise 0 |
When a user fills in all fields properly, the addon sends the 'ALL OK' event. This event is different so its structure is shown below.
| Field name | Description |
|---|---|
| Item | all |
| Value | N/A |
| Score | N/A |
CSS classes
| Class name | Description |
|---|---|
| .wrapper-cell | wrapper for a single cell |
| .writing-calculations-input | single input |
| .wrapper-row | single row |
| .cell-#number | which one column |
| .row-#number | which one row |
| .incorrect | subclass for an incorrect answer input |
| .correct | subclass for a correct answer input |
| .empty | subclass for an empty input |
| .writing-calculations_show-answers | added in the show answers mode |
It's possible to give other columns and rows different styles.
Columns and rows are numbered. Each of them has its own number.
For example:
The first row has class: row-1, the second row has class: row-2
The first column has class: cell-1, the second column has class: cell-2.
An example css style for the third column:
.addon_WritingCalculations .cell-3 {
background: #a1f9ff;
}
Demo presentation
Demo presentation contains examples of how to use this addon.