In this animated and interactive object, learners follow two methods for converting a hexadecimal number to a decimal number. They test their knowledge in exercises at the end of the learning object.

In this learning activity you'll examine two methods for converting a binary number to a decimal number.

Learners examine two methods for converting an octal number to a decimal number. Exercises are provided at the end of the learning object.

In this animated activity, learners examine a systematic method for converting a decimal number (base 10) into a hexadecimal number (base 16).

In this learning activity you'll explore the operation of frequency division using several different types of counters.

In this learning activity you'll practice calculating the between the binary number system and the decimal number system.

Learners are introduced to the binary-coded decimal, a common way of encoding decimal digits in computing and electronic systems. A brief quiz completes the activity.

In this animated activity, learners examine the construction of a binary counter using a JK flip-flop. The ability of the JK flip-flop to "toggle" Q is also viewed.

Learners read how to calculate the MOD number and how it is used.

Binary Decimal matching

Computer science

Snake game with a twist

Game for problem solving decimal problems