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 learning activity you'll examine a systematic method for converting a decimal number (base 10) into a binary number (base 2).

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

Decimals to Fractions

In this animated object, learners examine a systematic method for converting a decimal number (base 10) into an octal number (base 8).

In this learning activity you'll practice converting between degree minute second and decimal degree.

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

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

In this learning activity you'll explore how to change a decimal to a fraction and learn a method to visually check the fraction for accuracy.

Students test their skill at converting binary numbers to decimal numbers. Immediate feedback is provided.

Students review the best practices for using a ruler and answer five basic questions.

In this learning activity you'll practice converting between hexadecimal and decimal and between hexadecimal and binary numbers.

Students recognize the conversions used among fractions, decimals, and percents

Students perform conversions among fractions, decimals, and percentages in this assessment.

In this learning activity you'll examine the format of an IP address and interpret the octet by converting between decimal and binary numbers.

Students use the Base Minus One Complement method to perform hexadecimal subtraction.

Learners will understand how binary-coded decimal information is decoded and used to drive a seven-segment display.

The learner will evaluate powers of 10 with integer exponents and multiply decimal numbers by powers of 10 with integer exponents.