Chapter 2 Addition numbers Grade 3 .pptx

Addition for third grade

1. Addition within 10,000 Chapter 2

2. CONTENTS 01 Simple Addition within 10,000 02 Addition with Regrouping in Ones and Tens 03 Addition with Regrouping in Ones, Tens and Hundreds 04 Mental Addition 行业 PPT 模板 http://www.1ppt.com/hangye/

3. Lesson 1 Simple Addition within 10,000

4. Adding Without Regrouping Ann has 53 red marbles and 42 green marbles. How many marbles does she have al together? 53 + 42 = ? Find the sum of 53 and 42 to find out 42 53 ? (sum) 53 + 42 = 95 Ann has 95 marbles together

5. Find the sum Step 1 add the ones Step 2 add the tens Step 3 add the hundreds Step 4 add the thousands 1243 + 506 ? 1243 + 506 =……

6. Find the sum Step 1 add the ones Step 2 add the tens Step 3 add the hundreds Step 4 add the thousands 1475 + 6324 ? 1475 + 6324 =……

7. Lesson 2 Addition with Regrouping in Ones and Tens

8. Find the sum Step 1 add the ones, regroup the ones Step 2 add the tens Step 3 add the hundreds Step 4 add the thousands 2302 + 2019 ? 2302 + 2019=……

9. Find the sum Step 1 add the ones, regroup the ones Step 2 add the tens Step 3 add the hundreds Step 4 add the thousands 47 + 6849 ? 47 + 6849 =……

10. Lesson 3 Addition with Regrouping in Ones, Tens and Hundreds

11. Find the sum Step 1 add the ones, regroup the ones Step 2 add the tens, regroup the tens Step 3 add the hundreds, regroup the hundreds Step 4 add the thousands 1253 + 4968 ? 1253 + 4968=……

12. Find the sum Step 1 add the ones, regroup the ones Step 2 add the tens, regroup the tens Step 3 add the hundreds, regroup the hundreds Step 4 add the thousands 3628 + 795 ? 3628 + 795 =……

13. Lesson 4 Mental Addition

14. Other ways of adding Add 34 and 52 34 + 52 = ? 30 4 50 2 Add the tens. 30 + 50 = 80 Step 1 Step 2 Add the ones. 4 + 2 = 6 34 + 52 = 80 + 6 = 86

15. Find the sum of 86 and 95 Step 2 The sum of 86 and 95 is 181 Add 100 to 81. 81 + 100 = 181. 86 + 95 = 181 Other ways of adding 86 + 95 = ? 81 5 Step 1 Make 100. 95 + 5 = 100

16. Other ways of adding Add 48 and 13 48 + 13 = ? 2 11 Make tens. 4 0 + 2 = 50 Step 1 Step 2 Add 50 to 11. 11 + 50 = 61 48 + 13 = 61

17. THANK YOU

18. Academic Analysis 01 02 04 03 Add text Add text Add text Add text Click here to add text content, such as keywords, some brief introductions, etc. Add title text Click here to add text content, such as keywords, some brief introductions, etc. Add title text

19. Teaching Difficulties Click here to add content, content to match the title. Add title text Click here to add content, content to match the title. Add title text Click here to add content, content to match the title. Add title text Click here to add content, content to match the title. Add title text Click here to add content, content to match the title. Add title text

20. Instructional Design Click here to add content, content to match the title. Add title text Add title text Add title text Add title text Click here to add content, content to match the title. Click here to add content, content to match the title. Click here to add content, content to match the title. Click here to add text content, such as keywords, some brief introductions, etc.

21. Instructional Design Fill in the description Fill in the description Fill in the description Add title text Fill in the description Fill in the description Fill in the description Fill in the description

22. Instructional Design Add title text Fill in the description Fill in the description Fill in the description Fill in the description Fill in the description Fill in the description Fill in the description Fill in the description Add title text Click here to add content, content to match the title. Add title text Click here to add content, content to match the title. Add title text Click here to add content, content to match the title.

23. Teaching Process

24. Preparation Add title text Add title text Add title text Add title text Click here to add content, content to match the title. Click here to add content, content to match the title. Click here to add content, content to match the title. Click here to add content, content to match the title. Click here to add text content, such as keywords, some brief introductions, etc. Click here to add text content, such as keywords, some brief introductions, etc.

25. Classroom Implementation Click here to add content, content to match the title. Click here to add content, content to match the title. Click here to add content, content to match the title. Steap 1 Steap 2 Steap 3

26. After-school Improvement Click here to add content, content to match the title. Add title text Click here to add content, content to match the title. Add title text Click here to add content, content to match the title. Add title text

27. After-school Improvement Add title text Click here to add content, content to match the title. Add title text Click here to add content, content to match the title. Add title text Click here to add content, content to match the title. Add title text Click here to add content, content to match the title.

28. Teaching Reflection

29. Student-Centered Click here to add content, content to match the title. Add title text Click here to add content, content to match the title. Add title text Click here to add content, content to match the title. 以 Add title text

30. Information-based Teaching Click here to add content, content to match the title. Add title Click here to add content, content to match the title. Add title Click here to add content, content to match the title. Add title Click here to add content, content to match the title. Add title

31. Diversified evaluation mechanism Add title Add title Add title Add title Click here to add content, content to match the title. Add title Click here to add content, content to match the title. Add title Click here to add content, content to match the title. Add title

32. Diversified evaluation mechanism Add title 01 Click here to add content, content to match the title. Add title 02 Click here to add content, content to match the title. Add title 03 Click here to add content, content to match the title. Add title

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