Grade 7 Digital literacy worksheet

What is on the worksheet

1. How many bits are in 9784 bytes?

2. An image is 400 pixels wide and 220 pixels high. How many pixels does it contain?

3. An image is 270 pixels wide and 50 pixels high. How many pixels does it contain?

4. How many bits are in 6621 bytes?

5. An image is 330 pixels wide and 60 pixels high. How many pixels does it contain?

6. A file shrinks from 1420 KB to 213 KB. What percentage of its original size was saved?

7. How many bits are in 1975 bytes?

8. An image is 50 pixels wide and 360 pixels high. How many pixels does it contain?

9. How many bits are in 8085 bytes?

10. A file shrinks from 180 KB to 18 KB. What percentage of its original size was saved?

11. A file shrinks from 80 KB to 60 KB. What percentage of its original size was saved?

12. How many bits are in 4007 bytes?

13. A file shrinks from 1560 KB to 1482 KB. What percentage of its original size was saved?

14. How many bits are in 6048 bytes?

15. A file shrinks from 1800 KB to 360 KB. What percentage of its original size was saved?

16. How many bits are in 3299 bytes?

17. A file shrinks from 720 KB to 576 KB. What percentage of its original size was saved?

18. An image is 220 pixels wide and 310 pixels high. How many pixels does it contain?

19. An image is 260 pixels wide and 150 pixels high. How many pixels does it contain?

20. An image is 370 pixels wide and 40 pixels high. How many pixels does it contain?