Grade 4 Chapter 6 Lesson 6 Renaming Whole

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Grade 4, Chapter 6, Lesson 6 Renaming Whole Numbers when Adding and Subtracting Fractions

Grade 4, Chapter 6, Lesson 6 Renaming Whole Numbers when Adding and Subtracting Fractions Add fractions to get mixed-number sums. Subtract fractions from whole numbers.

Solve the following? What do you know about these problems? � �

Solve the following? What do you know about these problems? � �

What do we do when we solve word problems? �Read the problem �What do

What do we do when we solve word problems? �Read the problem �What do I have to answer? �Re-read each sentence and draw the bar models, label the units. Adjust the bars as necessary. Place your question mark. �Check your diagram. �Write the equations to solve the problems, solve the problem �Check your answer. (Plug value back into the diagram. Check the arithmetic. )

�Write the equation this would represent? �What do you think will be a good

�Write the equation this would represent? �What do you think will be a good estimate? Why? �Work with your partner and use the tape diagram strips to show the problem. �Show the arithmetic and solve the problem.

Compare to the book �What are the steps we did to solve this problem?

Compare to the book �What are the steps we did to solve this problem? �Look at page 251 – what are the steps that are shown in the book. �What is alike? What is different? �Do the differences matter? Why do they work the same?

Subtract fractions from whole numbers. Rosita had 3 pretzel rods. She ate 4/9 of

Subtract fractions from whole numbers. Rosita had 3 pretzel rods. She ate 4/9 of one pretzel rod. What fraction of the pretzel rods are left?

Compare the methods �What is the difference between these two methods? �Which method do

Compare the methods �What is the difference between these two methods? �Which method do you think is easier? Why? �Do you think both methods will always work for all problems? Why?