Number Base Converter

Convert between Binary, Denary, and Hexadecimal - with full step-by-step working shown for every conversion.

Convert

From

Binary

Denary

Hex

Enter a binary number (0s and 1s only)

⇆

Binary

Denary

Hex

Result will appear here

Step-by-step working

Enter a number above and press Convert to see the full working.

Worksheet

Number Bases Worksheet and Solutions

200 high-quality exam-style questions covering binary, denary and hexadecimal conversions, with a full solutions booklet. Perfect for GCSE and A-Level Computer Science revision.

✓ 200 graded practice questions
✓ Full solutions with step-by-step working
✓ Covers all six conversion directions
✓ Instant PDF download

£2

One-time payment • Delivered by email • No account needed