EASY GCF (BASIC NUMBERS)
CATEGORY 2: VARIABLES & EXPONENTS
CATEGORY 3: COEFFICIENTS & VARIABLES
CATEGORY 4: FACTORING POLYNOMIALS BY GCF
100

What is the greatest common factor of 4 and 8?

4

100

What is the greatest common factor of x3 and x5?

x3

100

What is the greatest common factor of 6x and 9x2

3x

100

 Factor out the GCF: 5x + 10

5(x + 2)

200

What is the greatest common factor of 12 and 18?

6

200

 What is the greatest common factor of a4b2 and a2 b5?

a2b2

200

What is the greatest common factor of 10a^3 and 15a2?

5a2

200

Factor out the GCF: 6x2 - 9x

3x(2x - 3)

300

 What is the greatest common factor of 15 and 25?

5

300

What is the greatest common factor of m6n3 and m3n?

m3n 


300

What is the greatest common factor of 14x2y and 21xy2?

7xy

300

 Factor out the GCF: 12a3 + 8a2

4a2(3a + 2)

400

 What is the greatest common factor of 24 and 36?

12

400

What is the greatest common factor of x2y4z and x5 y2?

 x2y2

400

What is the greatest common factor of 20m4n2 and 30m2 n3?

10m2 n2

400

Factor out the GCF: 15x3 y2 - 25x2 y3

5x2 y2(3x - 5y)

500

What is the greatest common factor of 16, 24, and 40?

8

500

What is the greatest common factor of p4 q3 r2, p2 q5, and p3q2r4?

p2q2

500

What is the greatest common factor of 12a3 b2, 18a2 b4, and 24a4 b3?

6a2b2

500

Factor out the GCF: 14m4n2 + 21m3n3 - 7m2n

7m2n(2m2n + 3mn2 - 1)

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