GCF/ LCM
Ratios
Rates
Rates and Unit Rates
Vocabulary
100

The ______________________ of 5 and 10 is 5.

What is the GCF?

100
An animal shelter has 36 kittens and 12 puppies available for adoption. What is the ratio of puppies to kittens?
1/3
100
Octavia can type 60 words per minute. Write the ordered pairs (number of minutes, number of words) for Octavia typing for 0, 1, 2, and 3 minutes.
(0,0), (1,60), (2, 120), (3, 180)
100

192 hot dogs in 24 minutes

8 hot dogs/ minute

100
These express the same relationship between two quantities.
What is a ratio?
200
Find the LCM and GCF of these numbers: 9, 12, 15
LCM: 180 GCF: 3
200
On the first day of the food drive, Mrs. Teasley’s classes brought in 6 cans of fruit, 4 cans of beans, 7 boxes of noodles, and 4 cans of soup. Find the ratio of cans of fruit to the total number of food items collected. Then explain its meaning
2/7; for ever 2 cans of fruit collected, 7 cans total were collected
200

What grade comes after 7th grade?

What is 8th grade.

200

424 kilometers in 8 hours

53 km per hour

200
The rate for one unit of a given quantity is called a(n)
What is a unit rate?
300

What is the name of Charlie Brown's dog?

Who is Snoopy

300

What's the name of the principal at LMS?

Who is Mrs. Weber

300
After working for 24 hours, Zoe made $234. After working for 40 hours, Zoe made $390. Predict how much she would make after 10 hours of work.
$97.50
300

$60 for 12 months

$5 per month

300

What is the name of the Manager in "The Office"

Who is Michael Scott

400
Clea attends music lessons every 2 weeks, dance class every 3 weeks, and has a dental appointment every 6 weeks. If she attended all three this week, when will she attend all three again?
6 weeks
400
In a certain theater, there are 16 empty seats out of 240 total seats. Write the ratio of empty seats to total seats as a fraction in simplest form. Then explain its meaning.
1/15; For every empty seat there are 15 filled seats
400

Name a state that borders North Dakota

South Dakota, Minnesota, Montana

400

In North Dakota, is it warmer in Summer or Winter?

What is Summer

400
These are ratios that compare different units.
What are rates?
500

What number comes after 13?

What is 14

500

Debra found that 6 of the 24 students in her class own a cell phone. What is the ratio of students that do not own a cell phone to students that do? 

18:6 = 3:1

500

Jack’s plant grew 50 inches in 100 weeks. At this rate, how much did it grow in 280 weeks?

140 inches

500

Mrs. Davis bought 6 pounds of grapes for $18. At this rate, how much would 11 pounds of grapes cost?

$33.00

500

Are Up and Down Synonyms or Antonyms?

What is an Antonym