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KhanAcademyExercises

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New exercises from Khan Academy 2021-07-25T16:04:56.000000
Atualizado: 2 horas 22 minutos atrás

Comparing data displays

seg, 2021-05-03 17:59
Practice interpreting and comparing dot plots, histograms, and box plots.

Add and subtract on the number line word problems

seg, 2021-05-03 17:56
Practice solving addition or subtraction word problems using a number line. All items include 4 two-digit numbers.

Visual parametric surfaces

seg, 2021-05-03 05:46
Given a graph of a parametric surface, what equation created it? Or, given an equation, what is its graph?

Using slope and intercepts in context

dom, 2021-05-02 21:38
Practice identifying when slope or intercepts are useful for answering questions about a linear relationship.

Create picture graphs (picture more than 1)

dom, 2021-05-02 21:38
Create and interpret picture graphs.  Each picture on the graph represents a number greater than 1.

Graph sinusoidal functions: phase shift

dom, 2021-05-02 21:38
Given the formula of a sinusoidal function of the form a*f(bx+c)+d, draw its graph.

Compare fractions with the same numerator

dom, 2021-05-02 21:38
Compare two fractions that have the same numerator using greater and less than symbols.

Compare fractions with the same denominator

dom, 2021-05-02 21:38
Compare two fractions that have the same denominator using greater and less than symbols.

Convert units multi-step word problems (metric)

dom, 2021-05-02 21:38
Solve word problems that involve converting between metric measures of distance, volume, and mass, as well as measures of time.

Relate ratios in right triangles

dom, 2021-05-02 21:38
We can describe the trigonometric ratios from a single right triangle in terms of either acute angle. The relationships hold for all complementary angle pairs.

Compare volumes with unit cubes

dom, 2021-05-02 18:28
Recognize volume as an attribute of solid figures and understand concepts of volume measurement.

Multiplying fractions with visuals

dom, 2021-05-02 18:28
Use area models and tape diagrams to multiply a fraction times a fraction.

Multiply fractions word problems

dom, 2021-05-02 18:27
Solve fraction and mixed number multiplication word problems.

Read bar graphs

dom, 2021-05-02 18:27
Interpret bar graphs to answer questions about a context.

Collinearity of three points

sex, 2021-04-30 03:13
Let's try to associate the condition of collinearity with a mathematical result and hence use it to find the unknowns. 

Convert units word problems (metrics)

qui, 2021-04-29 22:06
Solve 1-step word problems involving metric units of measure and time.

Compare decimal place value

qui, 2021-04-29 22:03
Compare 2 numbers to thousandths based on meanings of the digits in each place.

Multiplying fractions

qui, 2021-04-29 22:02
Practice multiplying two fractions.

Add and subtract fractions

qui, 2021-04-29 22:02
Challenge problems involving adding and subtracting fractions that have unlike denominators.

Telling time word problems

qui, 2021-04-29 21:56
Solve a word problem to find the duration of an event. Both analog or digital clocks are included. Time in the word problems crosses over the hour.

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