Chapter 1 · Revising and improving
Lesson 1.1 · Warm-up revision (1)
Hua's Classroom for Shanghai Maths — One Lesson One Exercise (English edition, pages 1–3).
Lesson Alignment
How this Shanghai Maths lesson connects to learning goals, Common Core, and Eureka Math.
Learning Objectives
Students will be able to:
- 01Calculate related × and ÷ facts and mixed operations fluently. (Question 1)
- 02Review area counting on grids and unit squares. (Question 2)
- 03Solve one- and two-step revision word problems. (Question 3–4)
Common Core Standards
| Code | Standard (focus for this lesson) |
|---|---|
| 3.OA.C.7 | Fluently multiply and divide within 100. |
| 3.MD.C.5 | Understand area as covering a region with unit squares. |
| 3.OA.D.8 | Two-step word problems using the four operations. |
Eureka Math Correspondence
| Shanghai Maths | Focus | Eureka Math |
|---|---|---|
| Q1 | ×÷ fluency | G3 M1 / M3 |
| Q2 | Area on grids | G3 M4 |
| Applications | Mixed review stories | G3 M1–M7 |
Core Concepts
Warm-up from first-semester skills before new area and bracket work.
Revision Fluency
Quick ×÷ and mixed-operation checks from Chapters 1–6 (first semester).
- Recall basic facts before column or multi-step work.
- Watch order of operations when +, −, ×, ÷ appear together.
Area Recall
Count unit squares or use length × width for rectangles on grids.
Connect to Chapter 5: area is the number of unit squares covering a shape.
Applications
Short stories mixing operations and measurement — underline what is asked before calculating.
Key Terms & Definitions (Reference)
Quick glossary for this lesson.
| Term | Definition |
|---|---|
| Product / Quotient | Result of multiplication / division. |
| Area | Number of unit squares covering a region. |
| Unit square | A square with side length 1 unit. |
Key Answers
Quick reference for this lesson’s exercise answers.
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