Addition and Subtraction: Practice and Estimation

• The Addition and Subtraction: Practice and Estimation Homework section in the Student Guide provides more word problems about Art's Dime Store.
• Assign DPP items U and V. In Task V students can use a doubling strategy to find the number of twins born and multiplication with 5 to find the number of triplets, before adding to find the total number of babies.

Math Facts. In Bit U, students solve word problems using subtraction facts from Groups 2 and 3. Remind students to take home their Subtraction Flash Cards to practice the subtraction facts in Groups 1–4.