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Solving problem 4 on page 135, detailed method for solving Class 4 math problems finding fractions of a number page 135.
Guide to solving Class 4 math problems page 135 (including solving methods).
1. Solving 4th-grade math problem: finding fractions of a number on page 135, exercise 1
Problem Statement:
A classroom has 35 students, of which 3/5 are rated as good. Calculate the number of students rated as good in that classroom.
Solution Method:
To calculate the number of students rated as good in that classroom, multiply the number of students in the classroom by the fraction of students rated as good.
Answer:
The number of students rated as good in that classroom is:
35 x 3/5 = 21 (students)
Answer: 21 students
2. Solving 4th-grade math problem: finding fractions of a number on page 135, exercise 2
Problem Statement:
A rectangular playground has a length of 120m, and its width is equal to 5/6 of its length. Calculate the width of the playground?
Solution Method:
According to the problem, the width is equal to 5/6 of the length. So, to calculate the width of the playground, we multiply the length by 5/6.
Answer:
The width of the playground is:
120 x 5/6 = 100 (m)
Answer: 100m.
3. Solving 4th-grade math problem: Exercise 3 on page 135 of Textbook
Problem Statement:
Class 4A has 16 male students, and the number of female students is equal to 9/8 of the number of male students. How many female students does Class 4A have?
Solution Method:
To find out how many female students Class 4A has, we multiply the number of male students by 9/8 (because the number of female students is equal to 9/8 of the number of male students).
Answer:
The number of female students in Class 4A is:
16 x 9/8 = 18 (students)
Answer: 18 students.
Quick Guide to Solving 4th-grade Math Problem on Page 135
* Solving Exercise 1: 4th-grade math problem finding fractions of a number on page 135
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* Solving Exercise 2: 4th-grade math problem on page 135 in Textbook
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* Solving Exercise 3: 4th-grade math problem on page 135 in Textbook
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Above presents the detailed solution to the 4th-grade math problem on page 135 compiled and synthesized by Mytour. Moving forward, to excel in 4th-grade math, students should review the method of solving multiplication of fractions on page 133 or explore the problem-solving method for the 4th-grade math problem on page 136 division of fractions to grasp this lesson effectively.
