(Keep It Simple Students)
12/4
3
1 1/2
3/2
Sierra spreads grass seed on her lawn. She needs 5/6lb of grass seed to cover her whole lawn. She has 1/3lb of grass seed. How much of her lawn can she cover? Show your work.
She can cover 2/5 of her lawn
How do you divide normal fractions? Explain what each piece is.
Keep Change Flip
Keep the first fraction
Change the sign to multiplication
Flip the last fraction (do the reciprocal)
42/6
7
5 5/8
45/8
A new nature trail is 8/10 mi long. A park ranger
divides the trail into 4 equal sections. How long
is each section of the trail? Show your work. (Put it in simplest form)
2/10 ------> 1/5
How do I make a whole number into a fraction without changing the value of the number? Write an example to show me.
Put the number over 1
Ex: doesn't matter but it should look like 6/1
Improper to Mixed Number
9/4
2 1/4
6 7/10
67/10
What is ?
2
What are the 3 main steps to dividing fractions when you have a mixed number?
1. Change the mixed number to an improper fraction
2. Find the common denominator
3. KCF
120/24
5
8 9/12
105/12
Which expression can be used to determine the number of 3/4 cup servings in 1/2 cup of pasta salad?
A.
B.
C.
D.
Jaden chose C as the correct answer. Is Jaden correct? How might he have gotten that answer?
B
Jaden divided 3/4 by 1/2 instead of correctly dividing 1/2 by 3/4, then did KCF and wrote the multiplication incorrectly.
9/16
Improper to Mixed Number
40/7
5 5/7
9 11/15
146/15
Go to the Powerpoint Mrs. Caston
Less than 1
Greater than 1
Equal to 1
(Must solve them all to get A, B, C, & D correct)
Less than 1: B
Greater than 1: A, C
Equal to 1: D
Keegan usesoz of detergent for each full
load of laundry. How many full loads of
laundry can he do with 100 oz of detergent? Show your work.
Keegan can do 62 full loads of laundry