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Arithmetic and PreAlgebra (KA)
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Ratios, rates, proportions (KA)
Ratios, rates, proportions (KA)
(33 Lectures Available)
S#
Lecture
Course
Institute
Instructor
Discipline
1
Applying the metric system  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
2
Comparing Celsius and Fahrenheit temperature scales  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
3
Conversion between metric units  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
4
Converting Fahrenheit to Celsius  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
5
Converting pounds to ounces  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
6
Converting within the metric system  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
7
Converting yards into inches  Ratios, proportions, units, and rates  PreAlgebra (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
8
Finding average speed or rate  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
9
Introduction to ratios  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
10
Multistep unit conversion word problem  Introduction to algebra  Algebra I  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
11
Multiple rates word problem  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
12
Perimeter and unit conversion  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
13
Proportion validity example  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
14
Ratio word problem: boys to girls  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
15
Ratio word problem: centimeters to kilometers  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
16
Ratios as fractions in simplest form  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
17
Simplifying rates and ratios  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
18
Solving ratio problems with graph  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
19
Solving ratio problems with tables example 1  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
20
Solving ratio problems with tables example 2  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
21
Solving unit price problem  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
22
Solving unit rates problem  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
23
Speed translation  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
24
U.S. customary and metric units  Ratios, proportions, units, and rates  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
25
Unit conversion within the metric system  PreAlgebra  (KA)
Ratios, rates, proportions (KA)
Khan Academy
Basic and Health Sciences
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