An equivalent fraction for 2/3 is .

please help me with this answer.

Which math sentence can be used to determine if the triangle is a right triangle?

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

Select all the expressions that will include a remainder.