Greatest Common Divisor

What is the GCF of 21 and 49?

Another word for equivalent is:

• Similar to

• Equal to

• Congruent to

• Identical to

Numerator?

• the guy in charge of fractions

• the bottom number in a fraction telling how many parts altogether

• the top part of a fraction that tells how many parts out of the whole

• none of the above

To write a fraction in lowest terms (4/6 = 2/3)

• Rewrite/ Multiply

• Multiply/ Reduce

• Simplify/ Reduce

• Multiply/ Simplify

Integers are

• all numbers

• whole numbers

• negative and positive whole numbers

A number with more than two factors

• prime number

• composite number

• mixed number

• improper fraction

72 is ¾ of what number?

• 54

• 84

• 72

• 96

The least common multiple of 18 and 24 is ________.

• 6

• 24

• 36

• 72

A fraction with a numerator of 1

• Improper fraction

• Simplified fraction

• Unit fraction

• Mixed fraction

The greatest common divisor of 91, 39 and 78 is ________.

• 24

• 13

• 39

• 91