

Computing Lengths warm up
Presentation
•
Mathematics
•
6th - 7th Grade
•
Hard
Standards-aligned
Veronica Riker
Used 5+ times
FREE Resource
3 Slides • 9 Questions
1
Computing Lengths warm up
Find the percent (yes, again!)

2
Example -- find percent of....
What is 46% of 130?
46% = 0.46
0.46×130=59.8
3
Multiple Choice
What is 84% of 9 miles?
756 miles
93 miles
7.56 miles
75 miles
4
Multiple Choice
What is 154% of $3,500?
$3,654
$5,390
$530.90
$3,346
5
Multiple Choice
What is 800% of 22 minutes?
176 minutes
822 minutes
16,700 minutes
778 minutes
6
Find the scale factor as a percent
Divide corresponding sides originalscaled=xy
714=2
612=2
1020=2
SCALE FACTOR = 2 = 200%
7
Multiple Choice
What scale factor is used to go from rectangle 1 (6 inches wide) to rectangle 2 (12 inches wide)?
50%
200%
12%
160%
8
Multiple Choice
What is the scale factor from the small fry to the large fry?
3%
180%
33.33%
300%
9
Multiple Choice
A 25 foot palm tree is drawn scaled down to 1 foot. Will the scale factor be greater than, equal to, or less than 100%?
Greater than 100%
Less than 100%
Equal to 100%
It is being enlarged
10
Multiple Choice
A 25 foot palm tree is drawn scaled down to 1 foot. What is the scale factor?
125=25=25%
125=25=2500%
100%
11
Multiple Choice
The zebra on the left is being enlarged to the zebra on the right. Will the scale factor be greater than, equal to, or less than 100%
Scale Factor > 100%
Scale Factor < 100%
Scale Factor = 100%
Zebras can't be scaled
12
Multiple Choice
The eyes of the zebra on the left are 3 .5 cm apart. If the scaled zebras eyes are 5.6 cm apart, what is the scale factor?
2.1 cm
210%
160%
62.5%
Computing Lengths warm up
Find the percent (yes, again!)

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