Study Guide — 4.OA.A.3
Solve multistep word problems posed with whole numbers and having who…
Solve one- and two-step word problems by modeling and choosing operations.
What this standard means
- Solve multistep word problems posed with whole numbers and having whole-number answers using the four operations, including problems in which remainders must be interpreted. Represent these problems using equations with a letter standing for the unknown quantity. Assess the reasonableness of answers using mental computation and estimation strategies including rounding.
- Apply solve multistep word problems posed with whole numbers and having who… with models and explanation
- Models the problem with a drawing
_See printable PDF for diagram._
How to use the 20 practice sets
| Sets | When to use | | --- | --- | | 1–5 | Intro — explore together, short written items | | 6–10 | Core skills — diagrams and written practice | | 11–15 | Mixed review — explain thinking | | 16–20 | Stretch — word problems and mastery tasks |
Pacing: 10–15 minutes per session.
How to practice
1. Underline the question and key numbers 2. Draw a bar model or diagram 3. Check whether the answer fits the story
_See printable PDF for diagram._
Common mistakes
- Using the wrong operation
- Stopping after one step in two-step problems
Review and practice tests
1. Start Review 1/10 when sets 1–3 feel comfortable. 2. Move up one review level with little help. 3. Use Practice Test 4/10–6/10 for mid-standard checks. 4. Practice Test 10/10 is the mastery bar for 4.OA.A.3.
- [ ] Models the problem with a drawing
- [ ] Chooses correct operation(s)
- [ ] Answers in complete sentences with units
Materials for this standard
- Practice Problems — 20 printable sets
- Review — 10 difficulty levels
- Practice Test — 10 difficulty levels
- Answer key — for parents and tutors