Hexadecimal

Summary

Materials

• Day 14 PowerPoint deck
• Hexadecimal
• Decimal to Hexadecimal worksheet
• Denary to Hexadecimal via Binary worksheet
• Base 62 and URL Shorteners
• Hexadecimal in MakeCode
• Extra Practice: Hexadecimal to Binary

Instructional Activities and Classroom Assessments

1. Hexadecimal introduction (10 minutes)
2. Hexadecimal video (15 minutes)
3. Hexadecimal Practice (10 minutes)
4. Hexadecimal in real life (5 minutes)
5. Challenge- Base 62 and URL Shorteners
6. Optional- Hexadecimal and MakeCode Arcade
7. Debrief (5 minutes)

Learning Objectives

• DAT 1-A Explain how data can be represented using bits.

Essential Knowledge

• DAT-1.A.5
• DAT-1.A.6 Bits are grouped to represent abstractions. These abstractions include, but are not limited to, numbers, characters, and color.
• DAT-1.A.7 The same sequence of bits may represent different types of data in different contexts.

Details

1. Hexadecimal introduction (10 minutes)

• Define Hexadecimal.
• Explore Hexadecimal pattern.
• Complete the Decimal to Hexadecimal worksheet.

2. Hexadecimal video (15 minutes)

• Play the video.
• Pause the video at the 6 minute mark for students to practice converting hex to denary.
• Pause the video at 9:40 mark for students to practice converting denary to hex via binary.
• Finish the video.

3. Hexadecimal practice (10 minutes)

• Students will complete the Denary to Hexadecimal via Binary practice sheet.

4. Hexadecimal in real life (5 minutes)

• Colors and hexadecimal.
• Explore all the colors using the Canva Color Wheel.
• Find the hex-codes of your favorite colors.

5. Debrief (5 minutes)

• Review students' answers on the practice sheet.

6. Homework: Challenge activity

• Base 62 and URL Shorteners

7. Optional activity

• Hexadecimal in MakeCode