Pixels and Measurement



The student will understand the building block of digital imaging, the pixel. Using math, you can calculate the correct size for your digital image size for printing at 300 dpi or on the web and computer screen at 72ppi presentation. It is important to know resolution of images for correct quality printing sizes and fast web loading sizes.

Additional LINKED LEARNING LESSON with Math Pixels Points, Segments, and Lines by Dawn Guest-Johnson


Lesson Time

10 Minutes
25 Minutes
Student Practice
25 Minutes
20 Minutes
Total Time approx
0 Hours

Digital Resolution

Industries / Pathways
  • Arts, Media, and Entertainment Arts, Media, and Entertainment
Grade Levels
  • 9
  • 10
  • 11
  • 12

Standards and Objectives


California English Common Core Standards (1)
California's 2008 CTE Standards (3)

Related Instructional Objectives (SWBAT...)

  • The student will and understand and learn vocabulary of digital imaging while completing this project.
  • The student will create a high resolution digital image for printing.
  • The student will scale an image in Photoshop by cropping to a low resolution image for the web.
  • The student will understanding the difference between image with high resolution for printing and low resolution for use on the web.

Get access to the rest of this Lesson and over 3000 more!

Create a Free Account or now!