A4 β A3
ShareConversion Table
| A4 (A4) | A3 (A3) |
|---|---|
| 0.001 A4 | 0.0005 A3 |
| 0.01 A4 | 0.005 A3 |
| 0.1 A4 | 0.05 A3 |
| 1 A4 | 0.5 A3 |
| 2 A4 | 1 A3 |
| 3 A4 | 1.5 A3 |
| 4 A4 | 2 A3 |
| 5 A4 | 2.5 A3 |
| 10 A4 | 5 A3 |
| 15 A4 | 7.5 A3 |
| 20 A4 | 10 A3 |
| 25 A4 | 12.5 A3 |
| 50 A4 | 25 A3 |
| 100 A4 | 50 A3 |
| 250 A4 | 125 A3 |
| 500 A4 | 250 A3 |
| 1,000 A4 | 500 A3 |
| 5,000 A4 | 2,500 A3 |
| 10,000 A4 | 5,000 A3 |
Formula
To convert A4 sheets to A3 sheets, divide the value by 2. For example, 5 A4 equals 2.5 A3. You can also use UnitShift's free online converter above for instant, accurate results without manual calculation.
A4 β A3: divide the value by 21 A4 = 0.5 A3. To convert A4 sheets to A3 sheets, multiply the a4 value by 0.5.
Quick Facts
How to Convert A4 sheets to A3 sheets
Converting a4 sheets to a3 sheets is one of the most common paper sizes conversions. Whether you're working with international measurements, academic research, or everyday calculations, understanding the relationship between a4 sheets and a3 sheets is essential. One a4 (A4) equals exactly 0.5 a3 sheets (A3), and conversely, one a3 equals 2 a4 sheets.
This conversion is frequently used in everyday measurements and calculations and professional and academic work. For quick reference: 10 a4 sheets = 5 a3 sheets, and 100 a4 sheets = 50 a3 sheets. Our converter above handles any value instantly, including decimal and negative numbers.
The a4 and a3 are both units of paper sizes. The conversion factor between them is constant, making it straightforward to convert in either direction. Other common applications include international communication and commerce and scientific research and engineering.
Use the conversion table below for pre-calculated values, or enter any custom number in the converter above. All calculations are performed with full floating-point precision to ensure accuracy for both everyday use and professional applications. Bookmark this page for quick access whenever you need to convert a4 sheets to a3 sheets.