Solving Grade 3 Math problems on pages 69-70 of Cánh Diều Workbook Volume 2
Solutions for exercises on pages 69-70 of Cánh Diều Grade 3 Math Workbook:
Practice
1. Solve Exercise 1 Page 69 Math Textbook Grade 3
Problem: Calculate.
Solution Guide: Divide sequentially from left to right.
Answer:
2. Solve Exercise 2 Page 69 Math Textbook Grade 3
Problem: Calculate and state the quotient and remainder in each division below:
Solution Guide:
- Set up the division.
- Perform division sequentially from left to right.
Answer:
3. Solve Exercise 3 Page 69 Math Textbook Grade 3
Problem: There are 3,455 meters of fabric available for making uniforms. Each uniform requires 2 meters of fabric. How many uniforms can be made at most, and how many meters of fabric will be left over?
Solution Guide: Perform the division 3,455 ÷ 2 to find the maximum number of uniforms that can be made for that class.
Answer:
We have: 3,455 ÷ 2 = 1,727 (remainder 1).
Therefore, the maximum number of uniforms that can be made is 1,727 sets, with 1 meter of fabric left over.
4. Solve Exercise 4 Page 70 Math Textbook Grade 3
Problem: The number ?
Solution Guide: Perform division and then fill in the quotient and remainder in the table accordingly.
Answer:
- See also: Solving exercises on pages 71, 72 Math Textbook Grade 3 Volume 2, from the Kite Book series
5. Solve Exercise 5 Page 70 Math Textbook Grade 3
Problem: Perform the following divisions and then use multiplication to check again.
Solution Guide:
- Set up the division.
- Perform division sequentially from left to right.
Answer:
We have:
6. Solve Exercise 6 Page 70 Math Textbook Grade 3
Problem: In a high-tech agricultural farm, Mr. Thinh planted 8,660 bell pepper plants in 4 greenhouses, with the same number of plants in each greenhouse. How many bell pepper plants are there in each greenhouse?
Solution Guide: Number of bell pepper plants in each greenhouse = Number of bell pepper plants Mr. Thinh planted : 4.
Answer:
The number of bell pepper plants Mr. Thinh planted is:
8,660 : 4 = 2,165 (plants)
Answer: 2,165 bell pepper plants.
Exercises 1, 2, ... of the lesson Dividing by a single-digit number within the range of 100,000 (next) have also been explained in detail in Solving exercises on pages 69, 70 SGK Math 3 Volume 2, Kite Book series. Hopefully, students can easily do the exercises, grasping the knowledge effectively.