Chapter 7 · Consolidation and enhancement

Unit Test 7

Hua's Classroom for Shanghai Maths — One Lesson One Exercise (English edition, pages 149–152).

Grade 3 Second Semester Pages 149–152 ECNU Press

Lesson Alignment

How this Shanghai Maths lesson connects to learning goals, Common Core, and Eureka Math.

Learning Objectives

Students will be able to:

  1. 01Demonstrate mental fluency. (Part 1)
  2. 02Find perimeter and area of a composite shape. (Part 2)
  3. 03Solve fraction MCQ and multi-step apps. (Part 3–4)

Common Core Standards

CodeStandard (focus for this lesson)
4.NBT.B.5Multiply.
3.MD.D.8Perimeter.
3.NF.A.1Fractions.

Eureka Math Correspondence

Shanghai MathsFocusEureka Math
Unit testChapter 7G3 review

Question–Lesson Map

Where each Unit Test 7 question was taught in Chapter 7 (Lessons 7.1–7.8).

Test questionFocusTaught in
1. Mental calculation Mixed ×÷/+− fluency across the year 7.1
2. Column method Large × and ÷ with remainders 7.1
3. Step by step Multi-step regrouping and large-number chains 7.1
4. Number sentences Phrase → equation; evaluate with remainder 7.1
5. L-shape perimeter and area Composite figure P and A (cm, cm²) 7.4
6. Fill in the spaces Area units; mass/speed; digit bounds for quotients; fraction 1/2; combinations count 7.1, 7.2, 7.4, 7.8
7. Multiple choice Fraction comparison; count triangles in a figure; choose correct statement 7.2, 7.6
8. Application problems Mass, distance, area, square side from area, two-method problems, ways to place objects 7.3, 7.4, 7.5, 7.7, 7.8

Core Concepts

Mixed consolidation: fluency, P/A, fractions, applications.

Test Structure

Mental; shape P/A; fill-ins; MCQ; applications (two methods).

High-Frequency Focus

  • Composite perimeter/area.
  • Fraction comparison.
  • Two methods when asked.

Key Terms & Definitions (Reference)

Quick glossary for this lesson.

TermDefinition
Unit testEnd-of-chapter assessment.

Key Answers

Quick reference for this lesson’s exercise answers.

Key answers

  1. Mental: 80; 14; 5; 924; 68; 160; 120; 16.
  2. Column: 6068; 262300; 901 r 30.
  3. Step by step: 4; 8700; 100000; 531; 36.
  4. Sentences: 2404; 1.
  5. L-shape: P 64 cm; A 136 cm².
  6. Fill in: 1700 cm²; 38 kg; 65 m/min; max digit 3; for middle 0 use 1; 1 cm; 15 cm; P 36 cm; 3402; 1/2; 36 m; 6 choices.
  7. MCQ: C; B/C (count triangles carefully — often 16 or 18); D.
  8. Apps: 46 kg; 223 km; 225 m²; square 196 m²; 69 km; 27 ways; greatest P 42 cm.