=> Refer to 4th-grade Math Solutions here: 4th-grade Math Solutions
Guidance on solving 4th-grade Math Problems on Page 96, including solution methods
1. Solving Exercise 1 on page 96
Problem:
Among the numbers 35; 8; 57; 660; 4674; 3000; 945; 5553.
a) Which numbers are divisible by 5?
b) Which numbers are not divisible by 5?
Solution Method:
Divisibility by 5: Numbers with the last digit as 0 or 5 are divisible by 5. Other numbers are not divisible by 5.
Answers:
a) Among the given numbers, the numbers divisible by 5 are:
35; 660; 3000; 945
b) Among the given numbers, the numbers not divisible by 5 are:
8; 57; 4674; 5553
2. Solving Exercise 2 on page 96, exercise 2
Solution Method:
Divisibility by 5: Numbers with the last digit as 0 or 5 are divisible by 5.
=> Rule for the given number sequences: Two consecutive numbers are spaced by 5 units.
3. Solving Exercise 3 on page 96, exercise 3
Problem:
With the digits 0; 5; 7, write three-digit numbers, each divisible by 5.
Solution Method:
Divisibility by 5: Numbers with the last digit as 0 or 5 are divisible by 5.
Answers:
With the digits 0 ; 5 ; 7, we can write three-digit numbers, each divisible by 5, as follows:
570; 705; 750
4. Solving Exercise 4 on page 96 of textbook
Problem:
Among the numbers 35; 8; 57; 660; 945; 5553; 3000:
a) Which numbers are divisible by 5 and 2?
b) Which numbers are divisible by 5 but not by 2?
Solution Method:
- Numbers divisible by both 2 and 5 have the last digit as 0.
- Numbers divisible by 5 but not by 2 have the last digit as 5.
Answers:
a) Among the given numbers, the numbers divisible by both 5 and 2 are:
660; 3000
b) Among the given numbers, the numbers divisible by 5 but not by 2 are:
35; 945
Concise Guide to Solving 4th-grade Math Problems on page 96
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Here is the section for solving 4th-grade math problems on page 96, part of the 4th-grade Math Workbook by Mytour. Students can review the solution set for 4th-grade math problems on page 95 previously solved or preview the solution set for 4th-grade math problems on page 96 to excel in 4th-grade Mathematics and achieve high grades in class.
