Digital Calculation Guides
Understand the units and formulas behind common digital calculations. These guides cover data sizes, transfer speeds, download times and display proportions in practical terms.
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4 practical guides covering Download speed, transfer time, file size units, data rates and aspect ratios.
Download Speed and Download Time Explained
Learn how internet speed, file size, Mbps and MB/s affect download time, with formulas and practical examples.
DigitalFile Size Explained: KB, MB, GB and TB
Understand KB, MB, GB and TB, how digital file-size units relate, and the difference between decimal and binary measurements.
DigitalData Transfer Time Explained: Size, Speed and Bandwidth
Learn how to estimate data transfer time from file size and transfer speed, including bits, bytes and real-world throughput.
DigitalAspect Ratio Explained: How Image and Screen Ratios Work
Learn what aspect ratio means, how to calculate it, and how to resize images or video while preserving proportions.
When you are ready to calculate a result, visit our Digital Calculators for interactive tools related to these guides.