Solving exercises on pages 7, 8, 9 of Math 3 Workbook Volume 2, Cánh Diều: Exercise Resolution

Solving Grade 3 Math exercises on pages 7, 8, 9 of Cánh Diều Workbook Volume 2

Solving exercises on pages 7, 8, 9 of Math 3 Workbook Volume 2, Cánh Diều:

Numbers within 1000 (continued)
 

1. Solving Exercise 1 Page 7 Math Grade 3 Textbook

Problem: Number?

Solution Guide:
Step 1: Observe the illustration and determine the thousands, hundreds, tens, and units.
Step 2: Fill in the appropriate numbers in the blank boxes.

Answers:

2. Solving Exercise 2 Page 8 Math Grade 3 Textbook

Problem: Perform (according to the pattern):

Solution Guide: Write or read the number in order from thousands, hundreds, tens, units.

Answers:

3. Solving Exercise 3 Page 8 Math Grade 3 Textbook

Problem: Speak (according to the pattern):

Solution Guide: Determine the thousands, hundreds, tens, units, then write the appropriate number in the blank box.

Answers:

4. Solving Exercise 4 Page 8 Math Grade 3 Textbook

Problem: Write each number below as the sum of thousands, hundreds, tens, units (according to the pattern):

Solution Guide: Determine the digit of thousands, hundreds, tens, units of each number then write it as the sum according to the pattern.

Answers:
5 832 = 5 000 + 800 + 30 + 2
7 575 = 7 000 + 500 + 70 + 5
8 621 = 8 000 + 600 + 20 + 1
4 444 = 4 000 + 400 + 40 + 4

5. Solving Exercise 5 Page 9 Math Grade 3 Textbook

Problem: State the four-digit numbers (according to the pattern).

To solve: Identify the thousands, hundreds, tens, and units digits, then write the four-digit number.

Answers:
a) 9,000 + 500 + 50 + 7 = 9,557 3,000 + 600 + 80 + 1 = 3,681
b) 5,000 + 800 + 8 = 5,808 7,000 + 30 + 9 = 7,039
c) 6,000 + 600 + 60 = 6,660 9,000 + 100 = 9,100
d) 4,000 + 4 = 4,004 7,000 + 20 = 7,020

6. Solving Problem 6 on Page 9 of Math Textbook for Grade 3

Problem: What is the number?

Number ? consists of 7 thousands 2 hundreds 3 tens 9 units.
Number ? consists of 1 thousand 6 hundreds 4 tens.
Number ? consists of 8 thousands 5 tens 3 units.
Number ? consists of 2 thousands 8 units.
Number ? consists of 6 thousands 7 hundreds.
Number ? consists of 3 thousands 6 tens.

Solution: Identify the thousands, hundreds, tens, and units digits, then write the four-digit number.

Answers:
Number 7,239 consists of 7 thousands 2 hundreds 3 tens 9 units.
Number 1,640 consists of 1 thousand 6 hundreds 4 tens.
Number 8,053 consists of 8 thousands 5 tens 3 units.
Number 2,008 consists of 2 thousands 8 units.
Number 6,700 consists of 6 thousands 7 hundreds.
Number 3,060 consists of 3 thousands 6 tens.

Solving exercises on pages 7, 8, 9 of Math Workbook 3 Volume 2, Sky Kite book, with detailed solutions, hoping students have reinforced their knowledge most effectively.