WebHighest common factor = 2 3 = 8. Example: 3. Write the HCF of the following pairs of numbers using the ladder method. 30 and 40; 45 and 65; Solution. From the example above, the numbers are divided using a factor that is common to both. The division process is repeated until there are no more common factors. WebThe highest common factor (HCF) of the two numbers is 3. Both numbers are less than 15. Write down two possible numbers that Olivia could be thinking of. Question 5: Niamh thinks of two numbers. The highest common factor (HCF) of the two numbers is 8. The lowest common multiple (LCM) of the two numbers is a multiple of 5.
HCF of 6 and 9 How to Find HCF of 6 and 9 - BYJU
WebTo calculate the Highest common factor (HCF) of 6 and 10, we need to factor each number (factors of 6 = 1, 2, 3, 6; factors of 10 = 1, 2, 5, 10) and choose the highest factor that exactly divides both 6 and 10, i.e., 2. What are the Methods to Find HCF of 6 and 10? There are three commonly used methods to find the HCF of 6 and 10. By Long Division WebGive the Greatest Common Factor (GCF) of the following numbers: 6.) 10 and 15 GCF: 7.) 8 and 10 GCF:8.) 4 and 12 GCF: 9.) 6 and 9 GCF: 10.) 12 and 18 GCF: 3. GCF of 28 … fix price type
Highest common factor - Prime factors – WJEC - BBC …
WebStep 2: From these three lists, let us determine the common factors shared between 12, 15, 21, and 24. Common factors of 12, 15, 21, and 24: 1 and 3. Step 3: Finally, we shall identify the largest common factor in this list. Here, 3 is the largest common factor. Thus, HCF ( 12, 15, 21, 24) = 3. Web10 de dez. de 2024 · So for our original number 13468, we have 8 6 4 3 1. Multiply them successively by the digits 1, 3, 2, 6, 4, 5. Repeat or shorten this sequence to the necessary length. So in our case, we get: 8 × 1, 6 × 3, 4 × 2, 3 × 6, and 1 × 4. Add the obtained products. If the result is divisible by 7, then the original number is as well. So: WebLet’s break this down through an example: Find the highest common factor of 40 and 60. Step 1: List the prime factors of each of those numbers. 40 = 2 × 2 × 2 × 5. 60 = 2 × 2 × 3 × 5. Now that we have the prime factors of each number clearly listed above, we can easily identify the common prime factors. canned refried beans in crock pot