Addition Word Problems: Three Addends (447)

Teaching Notes

This worksheet focuses on developing problem-solving skills by requiring students to identify three addends within a word problem. Encourage strategies like drawing pictures or using manipulatives to visualize the problem.

Vocabulary

Addend: A number added to another number.

Sum: The result of adding numbers.

Common Mistakes

• Forgetting to include one of the three addends in the sum.
• Not including the appropriate unit in the final answer.
• Making calculation errors when adding three numbers.

Differentiation

Discussion Questions

• What strategies did you use to solve these word problems?
• How do you know your answer makes sense in the context of the problem?
• What keywords in the problems helped you know to add?
• Can you explain how adding three numbers is similar to adding two?

Extension Activities

• Use counters for addition.
• Draw groups of items.
• Make up number stories.

Parent Tip

Use everyday objects to create three-addend addition problems.

Skill Cluster

Operations and Algebraic Thinking

Estimated Time

15 minutes

Skills Practiced

Prerequisites

• Addition of two numbers
• Identifying keywords in word problems

Next Steps

• Solving multi-step word problems
• Adding larger numbers
• Addition Word Problems: Three Addends - Set B
• Addition Word Problems: Four Addends
• Subtraction Word Problems: Multi-Digit