Name: __________________________ # ________
Math Brain Warm-up: October 6-10, 2014
Please, do not go ahead on warm-ups.
 You are responsible to complete the warm-ups from days that you missed!
The warm-ups will be collected at the end of each week. If you were absent on Friday,
make sure you hand in your warm-up from the week before.
Monday – First Quarter Check-in
Tell me what is going well:
Tell me what you would change:
Tuesday—Keystone Science School
Wednesday- Intro to Ratios
Write down your homework read the directions complete the warm-up
1. There are 5 boys and 3 girls.
What is the ratio of number of boys to number of girls? ___________
th
2. At the 6 grade school dance, there are 132 boys, 89 girls, and 14 adults.
a. Write the ratio of number of boys to number of girls. __________
b. Write the ratio of number of boys to number of adults. __________
c. Write another ratio using this data. __________
3.
In the cafeteria, 100 milk cartons were put out for breakfast. At the end of breakfast, 27
remained.
a. What is the ratio of milk cartons taken to total milk cartons? _________
b. What is the ratio of milk cartons remaining to milk cartons taken?_________
Thursday- Ratios
Write down your homework read the directions complete the warm-up.
4.
Choose a situation that could be described by the following ratios, and write a sentence to
describe the ratio in the context of the situation you chose.
For example: 3:2
a) There are three cookies and two candy bars.
b) When making pink paint, the art teacher uses the ratio 3:2. For every 3 cups of white
paint she uses in the mixture, she needs to use 2 cups of red paint.
My ratio: ____________________________
My ratio compares ______________________________________________________________________
to ___________________________________________________________________________________________
a. The ratio 1 to 2 compares _______________________ to ________________________
b. 2 : 10_______________________________________________________________
Friday-More Ratios
5.
Using the floor tiles design shown below, create 3 different ratios related to the image. Describe the ratio relationship and
write the ratio in the form
or the form
to . For example: The ratio of black to white squares is 2:4.
a. The ratio of __________________ to _____________________
is ____ : _____
b. _____________________________________________________
_________________________________________________________
c. _____________________________________________________
_________________________________________________________
I AM
I AM
I AM NOT
I AM NOT