7th grade (Eureka Math Squared-aligned)
This course contains Khan Academy practice problems crafted to support the Eureka Math Squared (EM2) curriculum. Designed to make it easier for districts, teachers, and students to find and use practice problems that complement EM2 lessons, this course was not produced in official partnership with Eureka Math Squared.
6 units216 videos17 hours
Learn it live with a class on Puzzicle · Teachers: use it with your class
Unit 1: Ratios and proportionality
Experiment with ratios and rates
Identifying proportional relationships in tables
Exploring graphs of proportional relationships
Analyzing graphs of proportional relationships
Identifying proportional relationships in written descriptions
Handstand sprint
Relating representations of proportional relationships
Comparing proportional relationships
Applying proportional relationships
Constant rates
Multi-step ratio problems, part 2
Scale drawings
Using a scale factor
Identifying scale copies ✓ Check-ins4:04
Identifying scale factor in drawings ✓ Check-ins1:26
Interpreting scale factors in drawings ✓ Check-ins1:26
Identifying values in scale copies ✓ Check-ins3:49
Intro to triangle similarity ✓ Check-ins9:17
Checking triangle similarity with side length ratios ✓ Check-ins4:27
Solving similar triangles ✓ Check-ins7:37
Finding actual distances from a scale drawing
Relating areas of scale drawings
Scale and scale factor
Creating multiple scale drawings
Unit 2: Operations with rational numbers
Combining opposites
Adding integers
Adding integers efficiently
What subtraction means
Subtracting integers, part 1
Subtracting integers, part 2
Subtracting rational numbers, part 2
The integer game
Substitution with negative numbers ✓ Check-ins7:58
Ordering expressions ✓ Check-ins6:50
Interpreting negative number statements ✓ Check-ins4:17
Negative number word problem: temperatures ✓ Check-ins4:22
Negative number word problem: Alaska ✓ Check-ins3:38
Equivalent expressions with negative numbers ✓ Check-ins10:13
Understanding the product of two negative numbers
Multiplying rational numbers
Exponential expressions with rational numbers
Understanding negative divisors
Comparing and ordering rational numbers
Multiplication and division expressions
Properties of operations with rational numbers
Order of operations with rational numbers
Writing and evaluating expressions with rational numbers, part 1
Writing and evaluating expressions with rational numbers, part 2
Rational number word problem: school report ✓ Check-ins3:40
Rational number word problem: cosmetics ✓ Check-ins2:25
Rational number word problem: cab ✓ Check-ins2:08
Rational number word problem: ice ✓ Check-ins3:21
Rational number word problem: computers ✓ Check-ins2:33
Rational number word problem: stock ✓ Check-ins4:08
Rational number word problem: checking account ✓ Check-ins3:15
Unit 3: Expressions, equations, and inequalities
Equivalent expressions
The distributive property and the tabular model
The distributive property and combining like terms
Adding and subtracting expressions
Factoring expressions
Comparing expressions
Angle relationships and unknown angle measures
Strategies to determine unknown angle measures
Solving equations to determine unknown angle measures
Problem solving with unknown angle measures
Dominoes and dominoes
Solving problems algebraically and arithimetically
Solving equations - puzzles
Solving equations fluently
Using equations to solve problems
Equation word problem: super yoga (1 of 2) ✓ Check-ins7:19
Equation word problem: super yoga (2 of 2) ✓ Check-ins7:40
Two-step equation word problem: computers ✓ Check-ins4:46
Two-step equation word problem: garden ✓ Check-ins2:02
Two-step equation word problem: oranges ✓ Check-ins5:59
Writing two step word problems ✓ Check-ins ✎ Fixed a slip4:53
Understanding inequalities and their solutions
Using equations to solve inequalities
Preserving and reversing
Solving two-step inequalities
Unit 4: Geometry
Sketching, drawing, and constructing geometric figures
Side length of a triangle
Two sides and one angle
Constructing a circle
The outside of a circle
The inside of a circle
Exploring area and circumference of a circle
Finding areas of circular regions
Composite figures with circular regions
Watering a lawn
Solving area problems by composition and decomposition
Surface area of right rectangular and right triangular prisms
Surface area of right prisms
Cross section scavenger hunt
Volume of prisms
Unit 5: Percent and applications of percent
Proportionality and scale factor
Racing for percents
Percent as a rate per 100
Proportion and percent
Determining fees
More discounts
What is the best deal?
Tips and taxes
Markups and discounts
Simple interest - solving for unknown variables
Unit 6: Probability and populations
Empirical probability
Outcomes of chance experiments
Theoretical probability
Multistage experiments
Count outcomes using tree diagram ✓ Check-ins4:31
Compound events example with tree diagram ✓ Check-ins2:24
Sample spaces for compound events ✓ Check-ins9:10
Die rolling probability ✓ Check-ins5:15
Probability of a compound event ✓ Check-ins5:03
Independent events example: test taking ✓ Check-ins4:44
Compound probability of independent events ✓ Check-ins6:00
Counting outcomes: flower pots ✓ Check-ins2:35
Free-throw probability ✓ Check-ins7:05
Three-pointer vs free-throw probability ✓ Check-ins5:47
Outcomes that are not equally likely
The law of large numbers
Picking blue
Probability simulations
Simulations with random number tables
Variability between samples
Comparing population means
Learn this with a class
With a class on Puzzicle this course runs as a timetable of live study parties: your batch watches together and answers the check-ins, sometimes with a teacher leading.
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