Назови записанные свойства сложения и умножения. Что они означают? Придумай для каждого из них соответствующее числовое равенство. а + b = b + а а * b = b • а

I love goodies. They are the ones who help others. After not help very much in real life, to see and to imagine that it is a world in which good surrounds you so nicely. 
   A good example I can think of a cartoon which was shot in the USSR. This cartoon is called "Uncle Stepan - policeman," or fairy tale filmed in our time "Bridge to Tirabitiyu." In my examples, the main gyro positively affect surrounding environment by helping everyone else.