The idea
Data diagrams must be read using their title, labels, key and scale.
Follow these steps
- Read the title, key and axis intervals first.
- Extract only the required values.
- Perform the requested comparison or calculation and retain the data unit.
See the method in action
Example 1
How many books were returned on Tuesday and Thursday altogether?
- The table shows 34 for Tuesday and 37 for Thursday.
- Their total is 34 + 37 = 71.
Example 2
How many books were returned on Tuesday and Thursday altogether?
- The table shows 34 for Tuesday and 37 for Thursday.
- Their total is 34 + 37 = 71.
A useful shortcut
Perform the requested comparison or calculation and retain the data unit.
Watch out for these
Three fresh questions
Ready to check the method? You will get three fresh, validated questions.