Breakdown 
To dream that your vehicle breaks down indicates that you need to stop being so hard on yourself. You are taking on too much responsibility. This can cause you bodily or emotional harm. Take some time to assess your options and then decide which path you need to follow.
Arithmetic
To dream about arithmetic literally means that you need to add more logical ways into your thinking. Be cautious by trying not to act irrationally.
Having a dream of solving a mathematical problem or equation, it is a way of telling you that there is a current problem you may be confused or having trouble with, therefore a new approach is needed.
Pandora's Box
To dream of Pandora's Box suggests a belief that you are dangerous or evil. A toxic belief system may be at play. You could be protecting yourself against intimacy because you may hurt your loved ones.
To open Pandora's box is a strong indication that you may need to seek help in opening your heart and may, in fact, be ready to do so.
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