Problem-Solving with Addition & Subtraction:
Learning Objectives:
4.NBT.4 Add and subtract multi-digit whole numbers up to and including 100,000 using the standard algorithm with place value understanding.
4.OA.3 Solve two-step word problems involving the four operations with whole numbers.
4.NBT.4 Add and subtract multi-digit whole numbers up to and including 100,000 using the standard algorithm with place value understanding.
4.OA.3 Solve two-step word problems involving the four operations with whole numbers.
- Use estimation strategies to assess the reasonableness of answers.
- Represent problems using equations with a letter standing for the unknown quantity.
- operation, inverse operation, addition, subtraction, sum, total, difference, situation equation, solution equation, reasonableness, estimation,