Lesson 7

Practice Strategies for Larger Numbers

Est. Class Sessions: 2–3

Developing the Lesson

Part 2: Practice with Addition Strategies for Larger Numbers

Have students refer to the Addition Practice Menu page in the Student Activity Book. See Figure 4. During this part of the lesson, the Practice Menu will help guide students to learning centers that will provide the opportunity for students to revisit games and activities from earlier in the unit. See Materials Preparation. The four centers are listed below:

  • Addition Problems: Students solve the problems on the More Nan and Bert Problems pages in the Student Activity Book.
  • Move It to Make Ten: Students work with a partner to practice Move It to Make Ten with ten frame cards. Students take turns pulling cards from the set and describe how to make ten from the numbers on the cards.
  • Near Doubles Match: Students practice near doubles by doing a matching activity.
  • Doubles, Doubles + 1, Doubles –1: Students play Doubles, Doubles +1, Doubles –1 with a partner.

After introducing the activities in the learning centers, review the activities in each column again.

  • Look at the activities in the last column. Which addition facts does this game help you learn? (Doubles and Near Doubles)
  • What about the activities in the middle column? (Making Ten)
  • What about the Addition Problems? (These problems help me practice different strategies.)
  • Which do you need to work on the most? Circle the activity you think you should work on first.

Ask students to self-assess their abilities to add with larger numbers using invented, counting, and reasoning strategies [E5, E6] as they choose activities to practice from the Addition Practice Menu page in the Student Activity Book.

When students seem ready with their tasks, direct them to the materials in the learning centers. When most students are finished with an activity in a center, have them move to another center. These activities can be done over multiple class sessions as well. See the TIMS Tip.

There are many ways to manage the variety of activities in the Addition Practice Menu.

  • Have students solve the problems on the More Nan and Bert Problems page first. Then on another day, have students choose one of the other activities.
  • Set up four different learning centers and ask students to rotate through the activities as needed.
  • Each column can be addressed during a different day or part of the day rather than having activities running at the same time.
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The problems on the More Nan and Bert Problems pages are organized with the easiest problems at the start and the more difficult problems at the end. Students start with Question 1 and work to get as far as they can. More confident students will work more quickly and therefore get to the more difficult problems. Students who do not complete all the questions can be given additional time.

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Use Check-In: Questions 1–3 and the Feedback Box on the More Nan and Bert Problems pages from the Student Activity Book to assess students' abilities to use mental math strategies and reasoning strategies [E5] and apply the properties of addition to solve problems [E6].

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Addition Practice Menu from the Student Activity Book
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