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Guidance on Solving Exercise 2 on Page 70 Math 5 Textbook
Problem Statement:
Mental Calculation:
a) Solving 32 ÷ 0.1; b) Solving 168 ÷ 0.1;
Solving 32 ÷ 10; Solving 168 ÷ 10;
c) Solving 934 ÷ 0.01;
Solving 934 ÷ 100
Solution Method:
- To divide a natural number by 0.1; 0.01;...: We add one, two,... zeros to the right of the natural number accordingly.
- To divide a natural number by 10; 100;...: We shift the decimal point of the number to the left one, two,... digits.
Answer:
a) 32 ÷ 0.1 = 320 ; 32 ÷ 10 = 3.2;
b) 168 ÷ 0.1 = 1680; 168 ÷ 10 = 16.8;
c) Solving 934 ÷ 0.01 = 93400; 934 ÷ 100 = 9.34
Section Exercise Solution Page 70 Math 5, Dividing a natural number by a decimal consists of Z exercises, Next is the solution to Exercise 2 Page 70 Math 5 Textbook. Mytour provides hints and detailed solution methods for Solving Exercise 1 Page 70 Math 5 Textbook and Solving Exercise 3 Page 70 Math 5 Textbook, students need to grasp the knowledge of this lesson.
