Fraction Intro Review

LCM

100

what is the LCM of 2 and 4?

4

200

what is the LCM of 12 and 5?

60

300

what is the LCM of 6 and 9?

18

400

what is the LCM of 8 and 12?

4

500

what is the LCM of 2/7 and 5/14?

14?

GCF

100

what is the GCF of 4 and 6?

2

200

what is the GCF of 9 and 15?

What is 3

300

What is the GCF of 18 and 36?

18

400

what is the GCF of 11 and 17?

1

500

what is the GCF of 18, 24 and 42?

6

Equivalent Fractions

100

What is an equivalent fraction to 2/3?

What is 4/6, 6/9, 8/12, etc.

200

what is 4/8 equivalent to?

What is 1/2, 8/16...

300

what is 3/5 equivalent to?

What is 6/10, 9/15,...

400

what is equivalent to 5/7

What is 10/14, 15/21,...

500

How do you make an equivalent fraction?

multiply both the numerator and denominator by 1 whole ( the same number to both)

Reducing Fractions

100

simplify 2/4

1/2

200

simplify 12/16

3/4

300

simplify 5/20

1/4

400

simplify 14/35

What is 2/5

500

simplify 24/32

3/4

Vocabulary

100

What is a fraction?

A fraction is a piece of a whole

(or a piece of a pie)

200

The two parts of a fraction are the ___________ and the ___________.

numerator / number on top and the denominator / number on bottom

300

What are factors?

one or more numbers that divide evenly into another number

400

What is the greatest common factor, or GCF?

the largest number that divides exactly into two or more numbers

500

What is the least common multiple, or LCM?

the smallest number that can be divided exactly by two or more whole numbers