Math 7/3.8 Part Whole Percent
Presentation
•
Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Medium
+1
Standards-aligned
Mr Wood
Used 2+ times
FREE Resource
12 Slides • 15 Questions
1
Math 7/3.8 Part Whole Percent
Vocabulary and Information to know:
Use the equation PART = PERCENT x WHOLE
Percent must be a decimal Solve for the unknown by multipling or divding.
2
Stop! Answer this in your notebook and then click to next slide.
#1
In a Grade 7 classroom of 45 students, 40% are girls.
How many girls are there in the classroom?
3
Reorder
Reorder the following
PART = PERCENT X WHOLE
PART
=
40%
X
45 students
4
Dropdown
So there are
5
Stop! Answer this in your notebook and then click to next slide.
#2
There are 25 animals in the local shelter.
40% of the animals are dogs, the rest are cats.
How many cats are at the shelter?
6
Drag and Drop
7
Multiple Choice
There are 25 animals in the local shelter.
40% of the animals are dogs, the rest are cats.
How many cats are at the shelter?
15
10
5
20
8
Stop! Answer this in your notebook and then click to next slide.
#3
Elliot bought 30 eggs and Effah bought 20 eggs.
What percentage of the total number of eggs did Effah buy?
9
Fill in the Blanks
Type answer...
10
Stop! Answer this in your notebook and then click to next slide.
#4
In hopes of encouraging healthier snacks at school, Kwame brought in a tray of carrot sticks and apple slices to share.
The tray had a total of 35 snacks, of which 20% were carrot sticks.
How many carrot sticks did Kwame bring?
11
Multiple Choice
#4
In hopes of encouraging healthier snacks at school, Kwame brought in a tray of carrot sticks and apple slices to share.
The tray had a total of 35 snacks, of which 20% were carrot sticks.
How many carrot sticks did Kwame bring?
7
15
1.75
9
12
Stop! Answer this in your notebook and then click to next slide.
#5
In a science test, Musa solved 42 correct and 18 incorrect answers.
What is the percentage of correct questions?
13
Multiple Choice
#5
In a science test, Musa solved 42 correct and 18 incorrect answers.
What is the percentage of correct questions?
Which equation is correct to solve this problem?
42 = % x 60
18 = % x 60
18 = % x 42
42 = % x 18
14
Multiple Choice
#5
In a science test, Musa solved 42 correct and 18 incorrect answers.
What is the percentage of correct questions?
70%
233%
30%
42%
15
Stop! Answer this in your notebook and then click to next slide.
#6
Nhyira is reading a book that is 180 pages long.
So far she has read 117 page.
What percent of the book has she read?
16
Dropdown
Nhyira is reading a book that is 180 pages long.
17
Stop! Answer this in your notebook and then click to next slide.
#7
Rabhya has read 80% of her book by reading 168 pages.
How long is her book?
18
Math Response
#7
Rabhya has read 80% of her book by reading 168 pages.
How long is her book?
19
Stop! Answer this in your notebook and then click to next slide.
#8
There are 275 students attending summer camp.
220 of these students take the bus.
What percent of the students do not take the bus?
20
Reorder
Reorder the following to make the equation that could be used to solve this problem (it might be different that the one you made)
#8
There are 275 students attending summer camp.
220 of these students take the bus.
What percent of the students do not take the bus?
220
=
%
x
270
21
Multiple Choice
#8
There are 275 students attending summer camp.
220 of these students take the bus.
What percent of the students do not take the bus?
20%
80%
55%
44%
22
Stop! Answer this in your notebook and then click to next slide.
#9
75% of the magazines a bookstore carries are women's magazines. If 21 of the magazines are women's magazines, how many magazines does the bookstore carry?
23
Multiple Choice
#9
75% of the magazines a bookstore carries are women's magazines.
If 21 of the magazines are women's magazines, how many magazines does the bookstore carry?
28
15.75
32
26
24
Stop! Answer this in your notebook and then click to next slide.
#10
When writing a report, Shirish completed 25% on
Monday by writing 4 pages.
How many pages was his entire report?
25
Math Response
#10
When writing a report, Shirish completed 25% on
Monday by writing 4 pages.
How many pages was his entire report?
26
Poll
How you feel about finding the part- percent and whole in a story problem?
Don't get it
Doing ok
Great
27
Now go to Khan Academy and do the assignments:
Finding percents
Percent word problems
Percents from fraction models
Math 7/3.8 Part Whole Percent
Vocabulary and Information to know:
Use the equation PART = PERCENT x WHOLE
Percent must be a decimal Solve for the unknown by multipling or divding.
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