Adição e Subtração de Números Inteiros .
Adicione e subtraia números inteiros construindo expressões com balões e sacos de areia nesta atividade interativa.
Juntando tudo
Answer these open ended questions on your own or with others to form deeper math connections.
What direction did the basket move when you added balloons? Sandbags?
What direction did the basket move when you subtracted balloons? Sandbags?
Suppose the basket had a starting position of 35 and you removed 5 sandbags. Where would the basket end up?