Equivalent Fractions
What is an equivalent fraction?
Fractions that represent the same value, even though they have different numerators and denominators.
The top number in a fraction the names the specific part of the whole group.
What is a prime number?
A whole number greater than 1 that cannot be exactly divided by any whole number other than itself and 1.
What operation do you use for reducing fractions?
Division because you are making it smaller.
Is 4/6 is greater than or less than 3/6 ?
Greater
What is n equal to?
2/3 = 6/n
n = 9
You have to figure out how you got from 2 to 6 which is multiplying by 3. Whatever we do to the bottom we must do to the top. 3x3=9
What is a fraction?
Fractions represent the parts of a whole or a collection.
What are the factors of 8?
1,2,4,8
What does reducing fractions to their lowest form mean?
Dividing the numerator and denominator by their GCF. Simplifying a fraction to the form where it cannot become any smaller.
To compare and order fractions you need a _____ denominator.
common
What does n equal?
5/8 = n/32
N = 20
You have to figure out how you got from 8 to 32 which is multiplying by 4. Whatever we do to the bottom we must do to the top. 5x4=20
Write the fraction for: seven ninths
7/9
What is the GCF of 12 and 18?
12 - 1,2,3,4,6,12. 18- 1,2,3,6,9,18
GCF = 3
What is 9/12 in lowest terms?
3/4
3 is the GCF of 9 and 12 so you must divide them both by 3.
Order these fractions from least to greatest:
1/2, 3/8, 6/8
3/8, 1/2, 6/8
When make 1/2 have the common denominator of 8 it turns into 4/8.
What is an equivalent fraction to 3/5?
A.) 4/8
B.) 6/10
C.) 3/15
B. 6/10
How do you pronounce this fraction? 6/20
Six twentieths
List the common factors of 24 and 48.
Common factors = 1, 2, 3, 4, 6, 8, 12, 24
24- 1, 2, 3, 4, 6, 8, 12, 24
36 - 1, 2, 3, 4, 6, 8, 12, 16, 24, 48
What is this fraction in simplest terms?
12/36
1/3
Use greater than (>), less than (<), or equal to (=).
1/3 ____ 4/6
Less than <
1/3 is changes to 2/6 by multiplying the numerator and denominator by 2.
How many eighths are equal to two fourths?
4/8
four eighths
In my garden I have 10 sunflowers and 6 roses. What is the fraction that represents how many roses are in the garden?
You must figure out the total number or flowers in the garden (denominator) and then the amount of roses (numerator).
What is the GCF of 30 and 45?
GCF = 15
30- 1, 2, 3, 5, 6, 10, 15, 30
45- 1, 3, 5, 9, 15, 45
Is the fraction four tenths in simplest form?
No. 4/10 can be reduced by dividing by 2. 2/5
Order these fractions from greatest to least:
7/12, 3/4, 11/12
11/12, 3/4, 7/12
To make 3/4 have the common denominator of 12 you must multiply the numerator or denominator by 3. The new fraction is 9/12.