Задача Задача №3500584
А
А
2+2 4
Correct: 2 + 2 = 4.
Would you like a few quick practice problems, or a quick refresher on addition properties (commutativity, associativity, identity element)?
Мобильные приложения
Correct: 2 + 2 = 4.
Would you like a few quick practice problems, or a quick refresher on addition properties (commutativity, associativity, identity element)?
Мобильные приложения