Decompose each number into its prime factors.
Multiply these common prime factors together, each raised to its smallest power found in the factorizations. 4. Practice Exercises (Luyện tập) Problem 1: Find the common factors of 12 and 15. Step 1: Step 2: Answer: Problem 2: Find the Greatest Common Factor of 18 and 24. Factorize: Identify common prime factors: 2 and 3. Smallest powers: 212 to the first power 313 to the first power Calculation: Luyện tбєp ЖЇC
This is the largest number in the set of common factors. 2. How to Find Common Factors (ƯC) There are two primary methods used in practice: Method 1: Direct Listing (For small numbers) List all factors of each number. Identify the numbers that appear in all lists. Decompose each number into its prime factors
The number of groups must be a common factor of 48 and 72. To find the maximum number of groups, we find the Calculation: Answer: They can be divided into a maximum of 24 groups. 5. Summary Table Example: (12, 18) Ư (Factor) Numbers a is divisible by Ư(12) = {1, 2, 3, 4, 6, 12} ƯC (Common Factor) Shared factors ƯC(12, 18) = {1, 2, 3, 6} ƯCLN (Greatest CF) Largest shared factor ƯCLN(12, 18) = 6 Practice Exercises (Luyện tập) Problem 1: Find the
Lý thuyết ước chung và ước chung lớn nhất toán 6 - Vuihoc
A class has 48 female students and 72 male students. They want to divide into groups so that the number of males and females in each group is equal. What is the maximum number of groups possible?