7th grade (Eureka Math/EngageNY)
Learn seventh grade math aligned to the Eureka Math/EngageNY curriculum—proportions, algebra basics, arithmetic with negative numbers, probability, circles, and more.
6 units171 videos13 hours
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Unit 1: Module 1: Ratios and proportional relationships
Topic A: Proportional relationships
Intro to proportional relationships ✓ Check-ins3:50
Proportional relationships: spaghetti ✓ Check-ins1:03
Proportional relationships: movie tickets ✓ Check-ins1:46
Proportional relationships: bananas ✓ Check-ins2:57
Proportional relationships: graphs ✓ Check-ins7:19
Proportional relationships ✓ Check-ins4:03
Is side length & perimeter proportional? ✓ Check-ins2:39
Is side length & area proportional? ✓ Check-ins3:46
Topic B: Unit rate and constant of proportionality
Intro to rates ✓ Check-ins5:30
Solving unit rate problem ✓ Check-ins2:31
Solving unit price problem ✓ Check-ins1:56
Constant of proportionality from equation ✓ Check-ins2:23
Identifying constant of proportionality graphically ✓ Check-ins4:37
Constant of proportionality from table (with equations) ✓ Check-ins1:45
Comparing proportionality constants ✓ Check-ins5:33
Interpret proportionality constants ✓ Check-ins3:20
Worked example: Solving proportions ✓ Check-ins7:20
Writing proportions example ✓ Check-ins5:51
Proportion word problem: cookies ✓ Check-ins5:48
Proportion word problem: hot dogs ✓ Check-ins4:58
Equations for proportional relationships ✓ Check-ins5:01
Writing proportional equations from tables ✓ Check-ins2:47
Interpreting graphs of proportional relationships ✓ Check-ins ✎ Fixed a slip7:32
Topic C: Ratios and rates involving fractions
Topic D: Ratios of scale drawings
Exploring scale copies ✓ Check-ins1:52
Corresponding points and sides of scaled shapes ✓ Check-ins2:55
Identifying scale copies ✓ Check-ins4:04
Identifying scale factors ✓ Check-ins2:55
Identifying values in scale copies ✓ Check-ins3:49
Scale drawing: centimeters to kilometers ✓ Check-ins1:12
Making a scale drawing ✓ Check-ins3:18
Interpreting a scale drawing ✓ Check-ins4:26
Solving a scale drawing word problem ✓ Check-ins5:51
Unit 2: Module 2: Rational numbers
Topic A: Addition and subtraction of integers and rational numbers
Zero pairs worked example ✓ Check-ins2:07
Adding with integer chips ✓ Check-ins3:46
Adding negative numbers on the number line ✓ Check-ins5:25
Adding negative numbers example ✓ Check-ins5:41
Signs of sums on a number line ✓ Check-ins7:24
Subtracting with integer chips ✓ Check-ins5:30
Adding the opposite with integer chips ✓ Check-ins5:11
Adding the opposite with number lines ✓ Check-ins4:57
Adding & subtracting negative numbers ✓ Check-ins ✎ Fixed a slip4:07
Subtracting a negative = adding a positive ✓ Check-ins1:33
Equivalent expressions with negative numbers ✓ Check-ins10:13
Number equations & number lines ✓ Check-ins2:43
Graphing negative number addition and subtraction expressions ✓ Check-ins3:54
Interpreting numeric expressions example ✓ Check-ins2:26
Absolute value as distance between numbers ✓ Check-ins5:30
Interpreting absolute value as distance ✓ Check-ins10:54
Associative and commutative properties of addition with negatives ✓ Check-ins4:58
Adding fractions with different signs ✓ Check-ins6:22
Adding and subtracting fractions with negatives ✓ Check-ins3:45
Comparing rational numbers ✓ Check-ins6:59
Adding & subtracting rational numbers: 79% - 79.1 - 58 1/10 ✓ Check-ins4:29
Adding & subtracting rational numbers: 0.79 - 4/3 - 1/2 + 150% ✓ Check-ins4:34
Topic B: Multiplication and division of integers and rational numbers
Why a negative times a negative is a positive ✓ Check-ins5:47
Why a negative times a negative makes sense ✓ Check-ins6:14
Multiplying positive & negative numbers ✓ Check-ins5:34
Dividing positive and negative numbers ✓ Check-ins4:52
Rewriting decimals as fractions: 2.75 ✓ Check-ins2:42
Fraction to decimal: 11/25 ✓ Check-ins1:33
Worked example: Converting a fraction (7/8) to a decimal ✓ Check-ins2:17
Fraction to decimal with rounding ✓ Check-ins3:15
Multiplying positive and negative fractions ✓ Check-ins4:33
Dividing negative fractions ✓ Check-ins4:11
Negative signs in fractions ✓ Check-ins5:08
Dividing mixed numbers ✓ Check-ins2:41
Simplifying complex fractions ✓ Check-ins ✎ Fixed a slip5:19
Expressions with rational numbers ✓ Check-ins5:59
Equivalent expressions with negative numbers (multiplication and division) ✓ Check-ins8:22
Why dividing by zero is undefined ✓ Check-ins4:08
Topic C: Applying operations with rational numbers to expressions and equations
Order of operations example ✓ Check-ins4:36
Negative number word problem: temperatures ✓ Check-ins4:22
Negative number word problem: Alaska ✓ Check-ins3:38
Interpreting negative number statements ✓ Check-ins4:17
Interpreting multiplication & division of negative numbers ✓ Check-ins4:35
Adding integers: find the missing value ✓ Check-ins3:02
Subtracting integers: find the missing value ✓ Check-ins6:54
Substitution with negative numbers ✓ Check-ins7:58
Ordering expressions ✓ Check-ins6:50
Unit 3: Module 3: Expressions and equations
Topic A: Use properties of operations to generate equivalent expressions
Intro to combining like terms ✓ Check-ins4:33
Combining like terms with negative coefficients & distribution ✓ Check-ins4:07
Combining like terms with negative coefficients ✓ Check-ins4:39
Combining like terms with rational coefficients ✓ Check-ins4:16
The distributive property with variables ✓ Check-ins6:14
Factoring with the distributive property ✓ Check-ins3:28
Equivalent expressions: negative numbers & distribution ✓ Check-ins4:00
Interpreting linear expressions: flowers ✓ Check-ins2:02
Interpreting linear expressions: diamonds ✓ Check-ins1:52
Topic B: Solve problems using expressions, equations, and inequalities
Intro to two-step equations ✓ Check-ins5:12
Same thing to both sides of equations ✓ Check-ins2:32
Two-step equations intuition ✓ Check-ins8:41
Worked example: two-step equations ✓ Check-ins3:04
Two-step equations with decimals and fractions ✓ Check-ins7:51
Two-step equations with decimals and fractions ✓ Check-ins13:50
Find the mistake: two-step equations ✓ Check-ins3:48
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
One-step inequalities examples ✓ Check-ins10:27
One-step inequalities: -5c ≤ 15 ✓ Check-ins2:54
One-step inequality word problem ✓ Check-ins2:09
Two-step inequalities ✓ Check-ins4:32
Two-step inequality word problem: apples ✓ Check-ins6:39
Two-step inequality word problem: R&B ✓ Check-ins2:01
Topic C: Use equations and inequalities to solve geometry problems
Radius, diameter, circumference & π ✓ Check-ins11:05
Labeling parts of a circle ✓ Check-ins2:01
Area of a circle ✓ Check-ins4:02
Relating circumference and area ✓ Check-ins4:51
Partial circle area and arc length ✓ Check-ins3:00
Area of composite shapes ✓ Check-ins5:15
Perimeter & area of composite shapes ✓ Check-ins3:03
Surface area of a box (cuboid) ✓ Check-ins2:25
Surface area of a box using nets ✓ Check-ins4:44
Volume of triangular prism & cube ✓ Check-ins3:56
Volume of a rectangular prism: fractional dimensions ✓ Check-ins4:15
Volume with fractional cubes ✓ Check-ins4:18
Unit 4: Module 4: Percent and proportional relationships
Topic A: Finding the whole
Finding a percent ✓ Check-ins3:33
Percent word problem: 100 is what percent of 80? ✓ Check-ins4:37
Percent word problem: 78 is 15% of what number? ✓ Check-ins5:26
Percent word problem: penguins ✓ Check-ins3:29
Percent word problem: recycling cans ✓ Check-ins2:49
Percent word problem: guavas ✓ Check-ins6:18
Growing by a percentage ✓ Check-ins9:42
Topic B: Percent problems including more than one whole
Topic C: Scale drawings
Exploring scale copies ✓ Check-ins1:52
Corresponding points and sides of scaled shapes ✓ Check-ins2:55
Identifying scale copies ✓ Check-ins4:04
Identifying scale factors ✓ Check-ins2:55
Identifying values in scale copies ✓ Check-ins3:49
Solving a scale drawing word problem ✓ Check-ins5:51
Interpreting a scale drawing ✓ Check-ins4:26
Making a scale drawing ✓ Check-ins3:18
Scale factors and area ✓ Check-ins6:04
Unit 5: Module 5: Statistics and probability
Topic A: Calculating and interpreting probabilities
Intro to theoretical probability ✓ Check-ins8:18
Simple probability: yellow marble ✓ Check-ins2:56
Simple probability: non-blue marble ✓ Check-ins9:56
Experimental probability ✓ Check-ins6:55
Sample spaces for compound events ✓ Check-ins9:10
Die rolling probability ✓ Check-ins5:15
Probability of a compound event ✓ Check-ins5:03
Count outcomes using tree diagram ✓ Check-ins4:31
Counting outcomes: flower pots ✓ Check-ins2:35
Topic B: Estimating probabilities
Topic C: Random sampling and estimating population characteristics
Topic D: Comparing populations
Unit 6: Module 6: Geometry
Topic A: Unknown angles
Angles: introduction ✓ Check-ins6:49
Complementary & supplementary angles ✓ Check-ins8:31
Vertical angles ✓ Check-ins7:19
Find measure of vertical angles ✓ Check-ins3:00
Find measure of angles word problem ✓ Check-ins4:34
Equation practice with supplementary angles ✓ Check-ins2:37
Equation practice with complementary angles ✓ Check-ins2:33
Topic B: Constructing triangles
Topic C: Slicing solids
Topic D: Problems involving area and surface area
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