Fractions
What is 3/8 + 2/8?
5/8
What is 1 1/2 as an improper fraction?
3/2
3/4 or 3/6
3/4
What is the numerator?
The top number on a fraction.
Daniel's eraser is 7/10 of an inch long. Ken's eraser is smaller. Which size could Ken's eraser possibly be? a. 8/9 b. 7/8 c. 1/2 d. 8/10
What is c 1/2.
What is 6/5 - 5/5?
1/5
How many fourths are in two wholes?
8
2/7 or 2/8
2/7
Describe an improper fraction.
A fraction that has a larger numerator than denominator.
Jamie ate 6/8 of his pizza. Andy ate 3/5 of his pizza. Which pair of fractions compares these two fractions correctly?
a. 3/5 >6/8
b.3/5 = 6/8
c.3/5 < 6/8
d.5/3 > 8/6
B, they are equal
What is 2 1/2+ 1 1/2?
4
What is 4 2/3 as an improper fraction?
14/3
6/12 or 11/22
=
What is a unit fraction?
a fraction with a numerator of 1
Jacob conducted an experiment on the most popular brands of peanut butter. He found that 9 out of 12 students preferred Biffy Peanut Butter. Which fraction shows how many of the students preferred Biffy Peanut Butter? a. 1/4 b. 1/3 c. 2/3 d. 3/4
What is d 3/4.
What is 4/6 - 9/12?
17/12 or 1 5/12
What is 11/4 as a mixed number?
2 3/4
9/12 or 2/3
9/12
What is a rule that needs to be followed for adding and subtracting fractions, but NOT for multiplying and dividing?
must have a common denominator
Amy is a nurse that had 2/5 of a roll of gauze in her medical kit. Randy her co-worker gave her 2 whole rolls and 7/10 of another roll. How much gauze does Amy now have?
3 1/10.
What is 2 2/4 + 1 1/8 ?
29/8 or 3 5/8
2 1/4 + 3 1/8?
5 3/8
2 1/8 or 16/8
2 1/8
1/2, 4/8, 5/10, 6/6, 8/8, 12/12 are all fractions that can help us compare other fractions. What is another name for fractions that help us with comparisons?
"Benchmark," fractions