Equivalent Fractions
Explain how to make equivalent fractions.
Multiply a given fraction by a fraction that equals 1 whole.
Example: 3/5 x 2/2 = 6/10
Brooke gave her dog two whole dog biscuits and a half of a third dog biscuit. Write a mixed number that represents the amount of the dog biscuits she gave her dog.
2 1/2
Change the mixed number into an improper fraction.
3 4/6
22/6
True or False:
To order fractions, find the least common factor and create equivalent fractions.
No. To order fractions, find the least common multiple of the numerator and denominator and multiply to make an equivalent fraction.
Describe how to simplify a fraction.
To write a fraction in simplest form, divide both the numerator and the denominator by the greatest common factor.
Generate two equivalent fractions for the fraction.
7/9
Example: 14/19
21/27
Alex has one whole orange and one-fourth of a second orange. Write a mixed number and an improper fraction that represents the amount of oranges he has.
1 1/4 5/4
Write the improper fraction as a mixed number
37/8
Compare the two fractions. Which fraction is the greatest?
5/8 and 2/3
2/3
Simplify the fraction.
40/100
2/5 - divide both by 20
A jar has marbles in it. Three-tenths of the marbles are red. Five-tenths of the marbles are blue. Two-tenths of the marbles are green. Which of these fractions are equivalent to four-eights?
Five Tenths - the numerator is half of the denominator
Change the improper fraction into a mixed number.
23/5
4 3/5
A kitten weights four whole pounds and 2/3 of a fifth pound. Write a mixed number that represents the kitten's weight.
4 2/3
A blanket is made up of 7/10 yard of red fabric and 1/3 yard of blue fabric. Is there more red fabric or blue fabric in the blanket?
1/3 yard of blue fabric is more.
Simplify the fraction.
70/100
7/10
Janie has 12 pieces of fruit. Eight of the pieces of fruit are bananas. Write three fractions that describe the fraction of fruit that is bananas.
Example: 2/3 4/6
Sam reached the end of the trail in 2 hours and 15 minutes. Write the amount of hours he spent on the trail as a mixed number and an improper fraction.
2 15/60 135/60
Which equation is true?
a. 2 2/3 = 2 + 2+ 3
b. 2 2/3 = 1+1+2+3
c. 2 2/3 = 1+1+1/3 + 1/3
C.
Dirk ran eight-tenths of a mile at track practice. Leslie use 80/100 or a mile. Who ran farther?
They both ran the same distance.
Order the fractions from least to greatest.
1/6, 3/4, 2/5
1/6, 2/5, 3/4
Are these two equal?
3 4/6 and 22/6
Yes.
Decompose this mixed number. Write an equation that represents each mixed number as a sum of whole numbers and unit fractions.
5 1/2
1 + 1+ 1+ 1+ 1+ 1/2
Name an improper fraction that can be written as a whole number.
example: 4/4
Order from least to greatest.
2/4, 7/8, 2/5,
2/5, 2/4, 7/8
What is a prime number? Give an example
A prime number has only two factors, 1 and itself.
5 is a prime number