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Guidelines for solving exercises on pages 22 and 23 in Mathematics Grade 5, including solution methods
1. Step-by-Step Guide for Solving Exercise 1 on Pages 22 and 23 in Mathematics Grade 5
Problem:
a) Write in full with the given unit of length:
b) Observation: Two consecutive length units:
1. Large units are 10 times the size of small units;
2. Small units are 1/10 of large units.
3. Solution Method:
4. It is crucial to memorize the following concepts:
- Larger length units than a meter: Kilometer (km); hectometer (hm); decameter (dam)
- Intermediate length unit: Meter (m)
- Smaller length units than a meter: Decimeter (dm); centimeter (cm); millimeter (mm)
- Between two consecutive length units:
+ The smaller unit is 1/10 of the larger unit
+ The larger unit is 10 times the consecutive smaller unit.
Answer:
2. Solve Exercise 2 on pages 22, 23 SGK Mathematics Grade 5
Problem:
Write the appropriate number or fraction in the blanks:
Solution Method:
Based on the length unit conversion table and the knowledge acquired in solving Exercise 1 on pages 22, 23 of the Mathematics Grade 5 textbook.
Answer:
3. Solve Exercise 3 on pages 22, 23 Mathematics Grade 5 textbook
Solution Method:
>>> Review the length unit conversion table and the knowledge acquired in solving Exercise 1 on pages 22, 23 Mathematics Grade 5 textbook.
4. Guide to solve exercise 4 on pages 22, 23 Mathematics Grade 5 textbook
Problem:
On the Thong Nhat railway, the distance from Hanoi to Da Nang is 791km, and the distance from Da Nang to Ho Chi Minh City is 144km longer. Ask:
a) How long is the railway from Da Nang to Ho Chi Minh City?
b) How long is the railway from Hanoi to Ho Chi Minh City?
Solution Method:
* Given problem:
- Distance from Hanoi to Da Nang: 791 km
- Distance from Da Nang to Ho Chi Minh City: 144 km
* Problem statement:
- Calculate the distance from Da Nang to Ho Chi Minh City.
- Calculate the distance from Hanoi to Ho Chi Minh City.
* Solution approach:
- Find the distance from Da Nang to Ho Chi Minh City by adding the distance from Hanoi to Da Nang and the distance from Da Nang to Ho Chi Minh City.
- Find the distance from Hanoi to Ho Chi Minh City by adding the distance from Hanoi to Da Nang and the distance from Da Nang to Ho Chi Minh City.
a) The railway distance from Da Nang to Ho Chi Minh City is:
791 + 144 = 935 (km)
b) The railway distance from Hanoi to Ho Chi Minh City is:
791 + 935 = 1726 (km)
Answer:
a) 935km ;
b) 1726km.
1. Concise Guide to Solve Exercises on pages 22,23 Mathematics Grade 5
2. Exercise 1 page 22 Mathematics Grade 5 textbook
3. Exercise 2 page 23 Mathematics Grade 5 textbook
4. Exercise 3 page 23 Mathematics Grade 5 textbook
In Chapter II, let's delve into decimal numbers, where the concept of decimal numbers is extensively used. Check out the hints to solve exercises on pages 34 and 35 of Math Grade 5 textbook for a solid understanding of the subject.
Exercise 4 on page 24 of Math Grade 5 textbook
Here is a comprehensive solution to Exercise 4 on page 24 of Math Grade 5 textbook. Prepare for the content of Practice on pages 24 and 25 of Math Grade 5 textbook through the section Solution to exercises on pages 24 and 25 of Math Grade 5 textbook and the exercise on Right-angled triangle. Hectometer square through the section Solution to exercises on pages 26 and 27 of Math Grade 5 textbook for an improved understanding of Math 5.
In the curriculum, students should explore the solution to Math Grade 5 page 73, which is one of the crucial topics to focus on and enhance knowledge in the subject.
In addition to the aforementioned content, you can delve into the details of solving Math Grade 5 page 70 to prepare for tackling exercises on page 70 of Math Grade 5 textbook. Practice in advance.
