2-Digit Mixed Addition & Subtraction Word Problems (283)

Standards

Printable Aids

Teaching Notes

Emphasize careful reading and identifying keywords (e.g., 'altogether', 'left', 'total') to determine the correct operation. Encourage students to draw pictures or use manipulatives to visualize problems. Discuss strategies for 2-digit addition and subtraction.

Vocabulary

Mixed: Combining different things.

2-Digit: Numbers with two digits.

Common Mistakes

• Guessing the operation instead of look for clues.
• Confusing 'how many more' (comparison subtraction) with addition.
• Forgetting to check if the answer makes sense.

Differentiation

Discussion Questions

• What clues in the word problem tell you if you should add or subtract?
• How can you check if your answer makes sense for the problem?
• Can you think of a real-life situation where you would need to solve a problem like this?

Extension Activities

• Create your own problems.
• Use a number line.
• Draw the steps.

Parent Tip

Use two sets of objects to practice adding and subtracting.

Skill Cluster

Operations and Algebraic Thinking

Estimated Time

15 minutes

Skills Practiced

Prerequisites

• Addition with 2-Digit Numbers (with and without regrouping)
• Subtraction with 2-Digit Numbers (with and without regrouping)
• Understanding basic addition and subtraction word problem structures

Next Steps

• Mixed Addition and Subtraction Word Problems (3-Digits)
• Two-Step Addition and Subtraction Word Problems (2-Digits)
• Introducing Multiplication and Division Concepts
• 2-Digit Addition Word Problems
• 2-Digit Subtraction Word Problems
• Two-Step Addition & Subtraction Word Problems