PRACTICE BY SKILL

Practice apps

Choose a skill, class, or lesson. Lesson tags link back to the notes and videos. General review and enrichment tools are labeled separately.

ClassSkill categoryLesson

17 apps shown

Arithmetic foundations

Example activity

1 minute★ ★ ★

7\times8=\;?

789456123

Multiplication Minute

Algebra 2Precalculus

Choose factors, optional negatives, and a color theme. Answer as many as you can in one minute.

Lesson matches (2)

Algebra 2 · Unit 1A · Lesson 0: Formula substitution and order of operations Precalculus · Unit 1 · Review: Algebra review with TI-84 calculator tips

Prerequisite skill review

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Equations and factoring

Example activity

Keep both sides balanced.

x+7=12

+ 7− 7÷ 7

Choose the inverse operation

One-step equations

Algebra 2Precalculus

Choose inverse operations and solve one-step equations at two difficulty levels.

Lesson matches (2)

Algebra 2 · Unit 1A · Lesson 1: One-step equations Precalculus · Unit 1 · Review: Algebra review with TI-84 calculator tips

Precalculus: algebra review

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Example activity

Rewrite as a product.

x^2+5x+6

(x+\boxed{\phantom0})(x+\boxed{\phantom0})

Factoring

Algebra 2Precalculus

Practice trinomials, differences of squares, and common factors.

Lesson matches (1)

Precalculus · Unit 1 · Practice: Factoring packet work

Algebra 2: general factoring practice; no matching published lesson yet

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Functions

Example activity

Read the notation. Name the change.

g(x)=-f(x+3)

Reflect over xThen left 3

Three levels · shifts + reflections

Transformation Notation Practice

Algebra 2Precalculus

Read shifts and reflections in function notation. Master six symbols, then numerical and combined transformations in three levels.

General practice / enrichment

Precalculus §1.7A · Shifts and reflections · symbolic notation to combined transformations

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Example activity

Shift. Stretch. Reflect.

g(x)=a\,f(b(x-h))+k

a ↔b ↔h ↔k ↔

Watch matching points move

Transformation Explorer

Algebra 2Precalculus

Discover shifts, stretches, and reflections with six parent functions, live sliders, and linked input/output tables.

General practice / enrichment

Transformation exploration and preview · record observations and export a named report

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Example activity

Substitute. Evaluate. Check.

P(x)=2x^2-3

P(4)=\boxed{\phantom{000}}

✎ Scratch space + touch keypad

Function Evaluation Practice

Algebra 2Precalculus

Evaluate eight function families with whole-number, decimal, or fraction inputs. Includes a scratch pad.

Lesson matches (3)

Algebra 2 · Unit 1B · Lesson 1: Function notation Precalculus · Unit 1 · Section 1.4: Function notation and domain Precalculus · Unit 1 · Practice: Expression substitution into functions

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Example activity

Which function family?

y=\sqrt{x-3}+2

LinearQuadraticSquare root

Parent Function Challenge

Algebra 2Precalculus

Identify seven parent function families from graphs, equations, and a mixed round.

General practice / enrichment

Function-family review and preview; no single matching published lesson

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Linear graphs and equations

Example activity

m=\frac{\text{rise}}{\text{run}}=\;?

Slope practice

Algebra 2Precalculus

Find signed rise and run on randomly generated line graphs.

Lesson matches (2)

Algebra 2 · Unit 1B · Lesson 2: Slope and rate of change Precalculus · Unit 1 · Section 1.3: Linear equations in two variables

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Example activity

Drag. Distribute. Write the equation.

m = 2Point: (3, 7)

y-\boxed{\phantom7}=\boxed{\phantom2}(x-\boxed{\phantom3})

Build point-slope form without a graph

Intro to Point-Slope Form

Algebra 2Precalculus

Drag a given slope and point coordinates into the formula, distribute, then write the final equation. No graph.

Lesson matches (2)

Algebra 2 · Unit 1B · Lesson 3: Graphing Linear Equations Precalculus · Unit 1 · Section 1.3: Linear equations in two variables

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Example activity

y-y_1=m(x-x_1)

Write the Line: Given point and slope

Algebra 2Precalculus

Choose two points on a cropped graph, check slope and point-slope form, distribute, then reveal the y-intercept.

Lesson matches (2)

Algebra 2 · Unit 1B · Lesson 3: Graphing Linear Equations Precalculus · Unit 1 · Section 1.3: Linear equations in two variables

Open app →

Example activity

y=\boxed{\phantom{m}}x+\boxed{\phantom{b}}

Write the Line: Given m and b

Algebra 2Precalculus

Find the intercept and slope, then write the equation. Guided checks unlock independent practice.

Lesson matches (2)

Algebra 2 · Unit 1B · Lesson 3: Graphing Linear Equations Precalculus · Unit 1 · Section 1.3: Linear equations in two variables

Open app →

Example activity

y=\frac{1}{2}x+1

Graph the line: Slope-intercept form

Algebra 2Precalculus

Plot two points and draw a line from a slope-intercept equation.

Lesson matches (2)

Algebra 2 · Unit 1B · Lesson 3: Graphing Linear Equations Precalculus · Unit 1 · Section 1.3: Linear equations in two variables

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Example activity

2x+3y=6

Graph the line: Standard form x and y intercept

Algebra 2Precalculus

Calculate the x- and y-intercepts, enter the ordered pairs, then graph the line.

Lesson matches (2)

Algebra 2 · Unit 1B · Lesson 3: Graphing Linear Equations Precalculus · Unit 1 · Section 1.3: Linear equations in two variables

Open app →

Example activity

Same skill. Different starting points.

2x+3y=6

InterceptsRewriteYour method

A new task with each equation

Graph the Line: Mixed Practice

Algebra 2Precalculus

Mix intercepts, rewriting standard form, slope-intercept graphing, and open-ended graphing. Scratch pad on every problem.

Lesson matches (2)

Algebra 2 · Unit 1B · Lesson 3: Graphing Linear Equations Precalculus · Unit 1 · Section 1.3: Linear equations in two variables

Open app →

Example activity

2x+3y=6\quad\longrightarrow\quad y=\;?

Graph the line: Standard form to Slope Intercept

Algebra 2Precalculus

Use the scratch pad to isolate y, enter slope and intercept, then graph.

Lesson matches (2)

Algebra 2 · Unit 1B · Lesson 3: Graphing Linear Equations Precalculus · Unit 1 · Section 1.3: Linear equations in two variables

Open app →

Example activity

A pool drains 720 gallons each hour.

15,000 gallons

V(h)=-720h+15000

Graphing Linear Equations · Interactive lesson

Algebra 2Precalculus

Explore a draining pool, rate of change, slope, intercepts, and graphing with guided checkpoints.

Lesson matches (2)

Algebra 2 · Unit 1B · Lesson 3: Graphing Linear Equations Precalculus · Unit 1 · Section 1.3: Linear equations in two variables

Guided classroom lesson

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Puzzles

Example activity

2484816816326464128

2048

Algebra 2Precalculus

Slide and combine matching tiles in a number puzzle.

General practice / enrichment

Optional enrichment · no lesson assignment

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