Algebra 4

Find the missing number in each of the patterns below:



A. 2, 5, 11, 23, ___, 95, 191



B. 1, 2, 5, 10, 17, ___, 37



Explain your strategy or strategies.

Number & Operation 27

Miss Thompson wanted to plan how to contact her students by phone in case the field trip they were going on the nextg day needed to be cancelled. She decided to call one student, who would then call 2 other students. Each of these students would then call 2 other students. This telephone chain would continue until all the students had been called. Miss Thompson has 31 students. How many students will need to make phone calls if Miss Thompson calls the first student?



How do you know? Explain using words.

Number & Operation 25

The teacher has 30 feet of rope. She cuts off pieces 4 feet long to make jump ropes for her class. Before she finishes, a student predicts that she will have 2 feet of rope left over.



Is the student correct? How do you know? Explain using words.

Numbers & Operations 6

Jose ate 1/2 of a pizza. Ella ate 1/2 of another pizza.

Jose said that he ate more pizze than Ella, but Ella said they both ate the same amount.



Use words to show that Jose could be right. You may draw pictures on paper to help you.

Technical difficulties

Due to technical difficulties, I was unable to post a number talk today. The issues have been resolved and we will begin tomorrow, Wednesday, August 22nd. Come ready :-)

Miss Thompson