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KhanAcademyExercises

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New exercises from Khan Academy 2018-01-20T18:54:18.584770
Actualizado: hace 57 mins 39 segs

Negative numbers, variables, number line

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Practice comparing positive and negative numbers by thinking about their positions on the number line. Numbers to the right are greater than numbers to the left.

Surface area word problems

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Solve word problems that involve surface area of pyramids and prisms.

Find surface area by adding areas of faces

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Determine the expression that finds surface area of a 3D shape by adding the area of each face.

GCF & LCM word problems

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Solve word problems where you either need to find the GCF or LCM.

Percent word problems

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Practice solving word problems involving percents.

Comparing distributions

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Practice comparing distributions that are presented in dot plots, histograms, and box plots.

Find the mistake: two-step equations

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Practice spotting the mistake in someone else's work as they attempt to solve two-step equations.

Signs of sums

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Practice determining whether the sum of two numbers is positive, negative, or zero. 

Interpret multiplying fraction and whole number word problems

Vie, 2018-01-19 19:18
Solve word problems involving multiplication of a fraction by a whole number.  Then interpret the solution by, for example, determining between which two whole numbers the solution falls.

Represent multi-step word problems using equations

Vie, 2018-01-19 19:13
Represent multi-step word problems using equations with a letter standing for the unknown quantity. Equations include addition, subtraction, multiplication, and division.

Intro to remainders

Vie, 2018-01-19 19:12
Use arrays, area models, and practice problems to understand remainders.

Multi-step estimation word problems

Vie, 2018-01-19 19:09
Use estimation to solve multi-step word problems involving addition, subtraction, multiplication, and division.

Estimating mass (ounces and pounds)

Vie, 2018-01-19 18:57
Practice estimating the mass of real life objects using US customary units.

Write decimal numbers shown in grids

Vie, 2018-01-19 18:52
Practice writing decimal numbers shown in grid diagrams.

Metric conversions word problems

Vie, 2018-01-19 18:47
Practice metric length, volume, and mass problems that require expressing measurements given in a larger unit in terms of a smaller unit.

Add within 10

Vie, 2018-01-19 18:41
Practice adding by "putting together" (with numbers less than 10).

Divide decimals visually

Vie, 2018-01-19 18:23
Use tenths and hundredths charts and number lines to divide decimals.

Compare decimals word problems

Vie, 2018-01-19 18:21
Solve word problems by comparing decimals

Round decimals word problems

Vie, 2018-01-19 18:16
Solve word problems by rounding decimals

Inequalities word problems

Vie, 2018-01-19 17:53
Practice writing inequalities with variables to describe real-world situations.

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