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Solution Guide for Exercise 3 on Page 79 of Math Grade 4 Textbook
Problem:
A store has 5 fabric rolls, each 30m long. The store sold 1/5 of the fabric. Ask how many meters of fabric the store sold.
Solution Method:
- Calculate the total meters of fabric in the store by multiplying the length of 1 meter of fabric by the number of fabric rolls in the store.
- Calculate the meters of fabric sold by multiplying the total meters of fabric in the store by 1/5.
Answer:
The store has:
30 x 5 = 150 (m) of fabric
The store sold:
150 : 5 = 30 (m) of fabric
Answer: 30m of fabric.
In the solution for Exercise 3 on page 79 of Math Grade 4 Textbook, Dividing a Product by a Number, the next part covers solving Exercise 1 on page 79. Mytour provides suggested answers and detailed solution methods for Solving Exercise 1 on Page 79 of Math Grade 4 Textbook and Solving Exercise 2 on Page 79 of Math Grade 4 Textbook. Students need to grasp the knowledge from this lesson.
