WebNov 5, 2009 · GCF of 28 42 and 56 is 14.The GCF is 14. (28 = 2 x 14, 42 = 3 x 14, 56 = 4 x 14)To find the GCF, factor the numbers and multiply their common prime factors:28 = 2 x 2 x 742 = 2 x 3 x 756 = 2 x 2 x 2 x 7Common factors are 2 x 7 = 14. WebAnswer: GCF of 21 and 28 is 7. Explanation: The GCF of two non-zero integers, x(21) and y(28), is the greatest positive integer m(7) that divides both x(21) and y(28) without any …
What is the greatest common factor of 21 28 and 35? - Answers
WebGCF of 28 and 63 is the largest possible number that divides 28 and 63 exactly without any remainder. The factors of 28 and 63 are 1, 2, 4, 7, 14, 28 and 1, 3, 7, 9, 21, 63 respectively. There are 3 commonly used methods to find the GCF of 28 and 63 - prime factorization, long division, and Euclidean algorithm. What is GCF of 28 and 63? Web18. find the GCF of 21, 24 and 36? 19. What is the GCF of 24 and 36? 20. WHAT IS GCF 21 24 and 36 21. find the gcf 24 and 36; 22. B. Find the GCF of the following. 1. 8 and 36 … ethiopian old words
Find GCF of 21 and 28 Math GCD/ HCF Answers - Everyday …
WebWhat is the GCF of 28 and 21? The first step to find the gcf of 28 and 21 is to list the factors of each number. The factors of 28 are 1, 2, 4, 7, 14 and 28. The factors of 21 are 1, 3, 7 and 21. So, the Greatest Common Factor for these numbers is 7 because it divides all them without a remainder. Read more about Common Factors below. WebApr 5, 2024 · In the world of mathematics, the concept of greatest common factor (GCF) is essential. GCF is the highest number that can divide two or more numbers without leaving a remainder. ... Lastly, 21 is a factor because 42 divided by 21 equals 2. Solution To find the GCF of 28 and 42, we need to list down all the factors of each number. The factors of ... WebThe GCF of 21 and 28 is 7. Steps to find GCF. Find the prime factorization of 21 21 = 3 × 7; Find the prime factorization of 28 28 = 2 × 2 × 7; To find the GCF, multiply all the prime factors common to both numbers: Therefore, GCF = 7; MathStep (Works offline) Download our mobile app and learn how to find GCF of upto four numbers in your own ... firepower 1140 default login