The students are divided into small groups to practice questions about positive and negative numbers, and sent the group out front leading agents. Ask friend group, 40 + 20 =? "questions What is forty plus twenty?
Students are divided into small groups Practicing questions about positive and negative numbers. And a representative group from the class. Ask friends, other groups, such as 40 + 20 =? Question What is forty plus twenty?
The students are divided into subgroups. Practice about the positive and negative numbers. And sent instead of a group out in front of the class. Ask a friend to other groups, such as 40 20 =? Question What is forty plus twenty?