Maureenfajilan0idn
Answered

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1. What is GCF of 12 and 18?
2. What is GCF of 10, 15 and 25?
3. What is GCF of  27 an 42?

Sagot :

MinChanidn
12 = 2 x 2 x 3
18 = 2 x 3 x 3
GCF = 4

10 = 2 x 5
15 = 3 x 5
25 = 5 x 5
GCF = 5

27 = 3 x 3 x 3
42 = 2 x 7 x 3
GCF = 3
Riza1idn
[tex]1)\\\\Identify \ common \ factor : \\\\ 12= \ \boxed{2} \cdot 2 \cdot \boxed{3}\\\\18= \boxed{2} \cdot \boxed{3}\cdot 3\\\\Multiply \ the \ common \ factor : \ 2 \cdot 3 =6 \\ \\ Answer: \ The \ GCF \ of \ 12 \ and \ 18 \ is \ 6 .[/tex]

[tex]2)\\\\Identify \ common \ factor : \\\\ 10= \ 2\cdot \boxed{5} \\\\15=3\cdot \boxed{5}\\\\25= \boxed{5} \cdot 5 \\ \\ Answer: \ The \ GCF \ of \ 10 \ and \ 15 \ and 25 \ is \ 5 .[/tex]

[tex]3)\\\\Identify \ common \ factor : \\\\ 27= \ \boxed{3} \cdot3 \cdot 3\\\\42=2\cdot \boxed{3}\cdot 7 \\ \\ Answer: \ The \ GCF \ of \ 27 \ and \ 42 \ is \ 3 .[/tex]








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