Calculators · Gutenberg
Percentage Calculator block for WordPress
An interactive percentage calculator with three modes: find percentage of a number, find what percentage one number is of another, and calculate percentage change between two values.
Get Blockenberg
Free Gutenberg block in Blockenberg. The inspector controls and front-end behavior on this page come from this block’s source, not a shared stub.
What it actually does
An interactive percentage calculator with three modes: find percentage of a number, find what percentage one number is of another, and calculate percentage change between two values.
Inspector panels on this block: Content, Sizing. Those titles come from index.js, not from a shared template.
Where to find it
Gutenberg inserter → Calculators → search “Percentage Calculator” (block name `blockenberg/percentage-calculator` in block.json). Style it in the sidebar after insert.
How to use Percentage Calculator block for WordPress
- Install Blockenberg. Install from WordPress.org and activate the plugin.
- Insert the block. Edit a page, click +, search for “Percentage Calculator”, insert it. Category: Calculators.
- Configure inspector controls that exist on this block. Open Content. Set “Show Title”, “Content — Title”, “Show Subtitle”, “Subtitle”.
- Check the published page. The view script reads HTML data attributes: data-opts. The block editor preview may not run the same view script.
Inspector controls from this block’s code
| Control | What the code does |
|---|---|
| Show Title | On/off toggle in the inspector. On by default. Saved as `showTitle`. |
| Content — Title | Text field in the inspector. block.json default: Percentage Calculator. Saved as `title`. |
| Show Subtitle | On/off toggle in the inspector. On by default. Saved as `showSubtitle`. |
| Subtitle | Text field in the inspector. block.json default: Three tools in one — solve any percentage problem instantly. Saved as `subtitle`. |
| Mode 1 Tab Label | Text field in the inspector. block.json default: % of Number. Saved as `mode1Label`. |
| Mode 2 Tab Label | Text field in the inspector. block.json default: Find %. Saved as `mode2Label`. |
| Mode 3 Tab Label | Text field in the inspector. block.json default: % Change. Saved as `mode3Label`. |
| Accent Color | Color control in the inspector. block.json default: #6c3fb5. Saved as `accentColor`. |
| Active Tab Background | Color control in the inspector. block.json default: #6c3fb5. Saved as `tabActiveBg`. |
| Active Tab Text | Color control in the inspector. block.json default: #ffffff. Saved as `tabActiveColor`. |
| Inactive Tab Background | Color control in the inspector. block.json default: #f3f4f6. Saved as `tabInactiveBg`. |
| Inactive Tab Text | Color control in the inspector. block.json default: #374151. Saved as `tabInactiveColor`. |
| Result Color | Color control in the inspector. block.json default: #6c3fb5. Saved as `resultColor`. |
| Result Background | Color control in the inspector. block.json default: #f5f3ff. Saved as `resultBg`. |
| Card Background | Color control in the inspector. block.json default: #ffffff. Saved as `cardBg`. |
| Section Background | Color control in the inspector. Saved as `bgColor`. |
| Card Radius (px) | Numeric range control in the inspector. Range 0–40. block.json default: 16. Saved as `cardRadius`. |
| Tab Radius (px) | Numeric range control in the inspector. Range 0–99. block.json default: 99. Saved as `tabRadius`. |
| Input Radius (px) | Numeric range control in the inspector. Range 0–24. block.json default: 8. Saved as `inputRadius`. |
| Max Width (px) | Numeric range control in the inspector. Range 320–1200. block.json default: 600. Saved as `maxWidth`. |
| Padding Top (px) | Numeric range control in the inspector. Range 0–160. block.json default: 60. Saved as `paddingTop`. |
| Padding Bottom (px) | Numeric range control in the inspector. Range 0–160. block.json default: 60. Saved as `paddingBottom`. |
What the front-end script actually does
- The view script reads HTML data attributes: data-opts.
- JavaScript functions that perform the math: compute.
When this is the right block
- An interactive percentage calculator with three modes: find percentage of a number, find what percentage one number is of another, and calculate percentage change between two values — that is the job of Percentage Calculator, not a generic content block.
- Use it when you need the editor control labeled “Show Title”, which exists on this block’s inspector.
- It matches pages about percentage, percent, calculator.
- The math runs in the visitor’s browser after publish — no extra calculator plugin.
Notes from the implementation
viewScript: this folder’s frontend.js is enqueued on the front end for this block.
FAQ
How do I add the Percentage Calculator block in WordPress?
Install Blockenberg from WordPress.org, edit a page in the block editor, click +, and search for “Percentage Calculator”. It sits under Calculators. After insert, open Content and set “Show Title”, “Content — Title”, “Show Subtitle”, “Subtitle”.
Does Percentage Calculator need a server or extra plugin?
No. After Blockenberg is active, the view script runs in the browser with the values you saved on the block.
Is the Percentage Calculator Gutenberg block free?
Yes. Percentage Calculator ships inside Blockenberg. Get the plugin from WordPress.org — no paid add-on is required for this block.
Can I style Percentage Calculator to match my theme?
Yes. Blockenberg’s shared typography and color panels apply here, plus any block-specific style controls listed on this page (panels: Content, Sizing).
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Get Blockenberg
Install Blockenberg from WordPress.org, then insert Percentage Calculator from the Gutenberg inserter.