Unit Test 3
Hua's Classroom for Shanghai Maths — One Lesson One Exercise (English edition, pages 58–61).
Lesson Alignment
Unit Test 3 reviews Chapter 3 — how the strands connect to standards and Eureka.
Learning Objectives
Students will be able to:
- 01Use calendars to answer date and weekday questions.
- 02Identify leap years with the full rule.
- 03Choose correctly on month-length and leap-year MCQs.
- 04Solve multi-step application problems.
Common Core Standards
| Code | Standard (focus for this lesson) |
|---|---|
| 3.MD.A.1 | Time / calendar. |
| 3.OA.D.8 | Multi-step word problems. |
| 3.OA.A.3 | ×÷ stories. |
Eureka Math Correspondence
| Shanghai Maths | Focus | Eureka Math |
|---|---|---|
| All Chapter 3 | Calendar & leap year | Time unit |
| Applications | Multi-step | G3 problem solving |
Question–Lesson Map
Where each Unit Test 3 question was taught in Chapter 3 (Lessons 3.1–3.5).
| Test question | Focus | Taught in |
|---|---|---|
| 1. Mental calculation | ×÷ fluency review; order of operations (review from Chapters 1–2) | 3.5 |
| 2. Column method | Multi-digit +/− and × column review (review from Chapters 1–2) | 3.5 |
| 3. Step by step | Multi-step computation review alongside calendar unit | 3.5 |
| 4. Fill in the spaces / calendars | Common vs leap year; big/small months; read calendars; age/birthday on Feb 29 | 3.1, 3.2, 3.3, 3.4 |
| 5. True or false | Leap-year rules; month-length facts; calendar reasoning | 3.3 |
| 6. Multiple choice | Max days in consecutive months; identify leap years | 3.2, 3.3 |
| 7–14. Applications & puzzles | Weeks/days; reading pages; holiday spans; date-span sales; symbol equations; match scheduling | 3.4, 3.5 |
Core Concepts
Unit Test 3 assesses Chapter 3 — year, month, day, leap year, and calendar use.
Fluency & Calendar
- Read two consecutive monthly calendars; answer date questions.
- Leap year identification among given years.
MCQ Focus
- Maximum days in two consecutive months (careful with Feb).
- Which year is a leap year (watch 2300 vs 2060).
Application Types
| Type | Think |
|---|---|
| Date span sales | Count days from 30 Aug to 10 Sep, then × daily amount |
| Reading pages | Day1, half on day2, day3 = day1 + 2; sum pages |
Key Terms & Definitions (Reference)
Quick glossary for this lesson.
| Term | Definition |
|---|---|
| Leap year | 366-day year; Feb 29. |
| Consecutive months | Two months in a row. |
| Date span | Inclusive/exclusive day counting — read carefully. |
Key Answers
Quick reference for this lesson’s exercise answers.
1. 4; 60; 105; 120; 4200; 8 r 2; 84; 540; 700; 17; 64; 77; 80; 32; 60.
2. 5256; 4680; 6372.
3. 1548; 1839; 3968; 756; 276; 1492.
4. 2100 common 365; 7 big 4 small; leap H1 182 · common Q1 90; Feb+Mar 60 days · 18 weekend offs; Dad 46 / Mum still −5; divisor 8 → 231; Q3=Q4=92; 29 Feb 2008 → 17 yrs / 4 birthdays; 20 Oct Friday; +30 dribbles.
5. T/F: ✗ ✗ ✗
6. A · B · D & B (24 / 2 rounds).
7–14. 52 w + 2 d; 13 days; 12 days; 1× fine:smog; 84 cars; 72 pages; △=4 ◯=8 / □=2 ◯=5 △=9; 21 matches · 7 matches.