GCF
Vocab
LCM
Compare fractions
100

What is the GCF of 2, 4, and 6? 

GCF= 2

100

What is a numerator? 

The top number of a fraction, parts of the whole

100

What is the LCM of 3 and 9?

LCM= 9

100

1/3 __  1/4

1/3  >  1/4

200

What is the GCF of 12 and 36? 

GCF= 12

200

What is the greatest common factor (GCF)? 

The greatest common factor is the largest number that two or more numbers share. 

200

What is the LCM of 10, 25, and 50?

LCM= 50

200

4/5 __ 2/3

4/5   >  2/3

300

What is the GCF of 16, 20, and 32? 

GCF= 4

300

What is a common multiple?

A common multiple is a multiple that two or more numbers share. For example, 4 and 12 have the common multiple of 24. 

300

What is the LCM of 16 and 48?

LCM= 48

300

1/2 __ 3/6

1/2 = 3/6

400

What is the GCF of 15, 40, and 75? 

GCF= 5

400

What is the least common denominator (LCD)? 

The smallest number that two denominators have in common in order to compare fractions. 

400

What is the LCM of 13, 22, and 40?

LCM= 5720

400

4/12 __ 6/20

4/12 > 6/20

500

What is the GCF of 63, 72, and 99? 

GCF= 9

500

What is an equivalent fraction? Give an example. 

An equivalent fraction is two fractions that have equal values. Some examples are 1/2 and 3/6. 

500

What is the LCM of 24, 36, and 45?

LCM= 360

500

1/6 __ 3/4

1/6 < 3/4

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