Tape diagrams
At a school fundraiser, for every 6 boxes of chocolate sold, you can earn 5 points. If you sell 42 boxes, how many points could you earn?
ANSWER WITH A TAPE DIAGRAM!
35
At a school fundraiser, for every 6 boxes of chocolate sold, you can earn 5 points. If you sell 42 boxes, how many points could you earn?
ANSWER WITH A DOUBLE NUMBER LINE!
35
At a school fundraiser, for every 15 boxes of chocolate sold, you can earn 5 points.
How many boxes per point?
3/1
OR
3 boxes per point
What is the definition of an equivalent ratio?
a ratio that uses different numbers but has the same rate as another ratio.
What is the definition of a ratio?
A comparison of 2 or more quantities!
A store has a sale where you can buy 9 bags of peanuts for 5$. If you spend 25$, how many bags of peanuts could you buy?
ANSWER WITH A TAPE DIAGRAM!
45 bags of peanuts
A store has a sale where you can buy 9 bags of peanuts for 5$. If you spend 25$, how many bags of peanuts could you buy?
ANSWER WITH A DOUBLE NUMBER LINE!
45 bags of peanuts
16/1
or
16 books per shelf
How do I know if a ratio is "equivalent"?
if it was multiplied or divided by the same number on both sides!
What sentence do we use when asked to use "Ratio Language"?
For every _ _______, there are _ ________.
The ratio of boys to girls is 6:10. How many boys would there be if there were 60 girls in the grade?
ANSWER WITH A TAPE DIAGRAM!
36 boys!
The ratio of boys to girls is 6:10. How many boys would there be if there were 60 girls in the grade?
ANSWER WITH A DOUBLE NUMBER LINE!
36 boys!
There is a ratio of bananas to trees of 21:3.
How many banana's per tree are there?
7/1
OR
7 bananas per tree
What is one way of representing equivalent ratios?
Tape diagram
Double number line
Table
What are the three ways to write a ratio?
Use the letters A and B for your examples.
A:B
A to B
A/B
A teacher can print 5 sheets of paper every minute. How many minutes would it take a teacher to print 35 papers?
ANSWER USING A TAPE DIAGRAM!
7 minutes!
A teacher can print 5 sheets of paper every minute. How many minutes would it take a teacher to print 35 papers?
ANSWER USING A DOUBLE NUMBER LINE!!
7 minutes
It takes your family 11 hours to drive 693 miles.
How many miles per hour did you drive?
63/1
OR
63 miles per hour
Write one equivalent ratio to 23:5
Mrs. Newsome checked :)
What is the ratio of ceiling lights to doors in Mrs. Newsome's classroom?
12:2
or
6:1
In a video game, for every 8 enemies defeated, you earn 9 points. If you defeated 56 enemies, how many points would you earn?
ANSWER USING A TAPE DIAGRAM!
63 points
In a video game, for every 8 enemies defeated, you earn 9 points. If you defeated 56 enemies, how many points would you earn?
ANSWER USING A DOUBLE NUMBER LINE!
63 points
What does the word PER represent?
For each
ONE
What is one ratio equivalent to 144:6?
DIVIDING ONLY
24:1
48:2
72:3
96:4
120:5
On Mrs. Newsome's test tomorrow, there are 12 questions. If you get 9 of them correct, what is the ratio of missed questions to total questions?
3:12