Level 5 - recognising the steps - SPA
The SPA method consists of 4 steps:
1. Given - here you list all the information available in the problem.
2. Required - here you state the variable that you need to find.
3. Working - here you write down your calculations with the formulas that you use. In the end, you will state your final answer.
4. Check - During the check, you check if your answer includes the right unit and you check if the answer is possible.