🧮 Part 1: Solve and Check

Instructions: Solve each problem using your method (blocks, drawing, or mental math). Then check your answer with a calculator.

1. 247 + 158 = _______

Calculator check: My answer is _________ (correct/incorrect)

2. 1,346 + 2,587 = _______

Calculator check: My answer is _________ (correct/incorrect)

3. 4,025 + 1,798 = _______

Calculator check: My answer is _________ (correct/incorrect)

🎯 Part 2: Place Value Practice

Instructions: Look at each addition problem and answer the questions about place value.

4. In the problem 3,456 + 2,789, what digit is in the hundreds place of the first number?

4

5

6

5. When you add 567 + 298, you need to regroup in which places? (Check all that apply)

Ones place

Tens place

Hundreds place

6. Solve: 567 + 298 = _______

7. Maria solved 1,247 + 856 and got 2,103. Use a calculator to check her work. Is she correct? If not, what might have gone wrong?

8. When is it helpful to use a calculator for addition? When should you try to solve it without a calculator?