Marshmallows and Containers

• Assign the Marshmallows and Containers Problems Homework Masters. Students are asked to use data to solve addition and subtraction problems and to explain their solutions.
• Assign DPP items E–H. For DPP item E, students estimate length in centimeters. In DPP item G, students practice showing time with the hour hand. In item H, students practice finding distances on a number line.
• Assign Home Practice Parts 3 and 4. In Part 4, students practice with addition facts in Group F in the context of deciding if number sentences are true or false.

Math Facts. DPP item F provides practice with addition facts using number sentences and digit cards. Home Practice Part 3 provides practice with the strategies for solving problems with the addition facts in Group F.