Greatest Common Factor
Find the GCF of 8 and 32
8
Find the LCM of 7 and 9
63
8 squares to 2 triangles
what is the ratio of triangles to squares?
2/8 = 1/4
72 ounces in 6 steaks
write as a unit rate
72/6 = 12/1
Santiago receives an allowance of $7 every week. How much total does he receive after 4 weeks?
$28
Find the GCF of 24 and 60
12
Find the LCM of 6 and 15
30
10 footballs to 6 soccer balls
What is the ratio of footballs to soccer balls?
10/6 = 5/3
162 water bottles in 9 cases
write as a unit rate
162/9 = 18/1
Tonya runs 8 kilometers in 60 minutes. At this rate, how long would it take her to run 2 kilometers?
15 minutes
Find the GCF of 8 and 14
2
Find the LCM of 9 and 15
45
36 kittens to 12 puppies
What is the ratio of puppies to kittens?
12/36 = 1/3
$9 for 24 bagels
Determine if each pair of ratios or rates is equivalent?
$0.50/1 and $0.38/1
NO
Lamika buys 12 packs of juice boxes that are on sale and pays a total of $48. How much will she pay to buy 8 packs of juice boxes?
$32
Find the GCF of 21 and 24
3
Find the LCM of 5 and 6
30
2 to 6
2:6
2/6
3 hours worked for $12
9 hours worked for $36
equivalent or not
$4/1 and $4/1
YES
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Find the GCF of 27 and 36
9
Find the LCM of 6 and 9
18
What should your check with your final answer when solving ratios?
Simplest form
Reduced all the way
45 cookies will serve 15 students
How many cookies are needed for 30 students?
90 cookies
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