Carrito de compras

0 elementos MXN$0.00

KhanAcademyExercises

Suscribir a canal de noticias KhanAcademyExercises
New exercises from Khan Academy 2017-11-17T03:33:36.691310
Actualizado: hace 5 mins 9 segs

Equivalent expressions

Jue, 2017-11-16 17:40
Practice determining whether or not two algebraic expressions are equivalent by manipulating the expressions. These problems require you to combine like terms and apply the distributive property.

Writing expressions word problems

Jue, 2017-11-16 17:39
Practice writing slightly more complex algebraic expressions to model real-world situations.

Writing basic expressions word problems

Jue, 2017-11-16 17:39
Practice writing basic algebraic expressions to model real-world situations.

Writing expressions with variables

Jue, 2017-11-16 17:39
Practice writing algebraic expressions to match verbal descriptions of mathematical operations.

Writing basic expressions with variables

Jue, 2017-11-16 17:39
Practice writing basic algebraic expressions to match verbal descriptions of mathematical operations.

Skill check: Evolution and natural selection

Mié, 2017-11-15 18:05
Check your understanding of evolution and natural selection!

Discount, tax, markup, and commission word problems

Mar, 2017-11-14 23:34
Practice solving word problems involving price discounts, taxes, tip, price markups, and commission fees.

Percent problems

Mar, 2017-11-14 23:34
Practice solving word problems involving percents, including percents comparisons and percent of change,

Equivalent representations of percent problems

Mar, 2017-11-14 23:33
Identify expressions that can be used to solve percent problems, like 'What is 5% of 35?'.

Simplify complex fractions

Lun, 2017-11-13 22:09
Practice simplifying complex fractions.

Evaluating expressions with multiple variables

Lun, 2017-11-13 17:15
Practice evaluating expressions in two variables by plugging in values for the variables. 

Count objects 1

Dom, 2017-11-12 06:13
Practice counting up to 20 objects. Objects are organized neatly into rows and columns.

2-step estimation word problems

Vie, 2017-11-10 17:00
Use estimation to solve two-step word problems involving addition, subtraction, multiplication, and division.  

Appositives

Jue, 2017-11-09 23:00
We use appositives to redefine or clarify a noun phrase; test your knowledge in this exercise!

Solve problems with line plots

Jue, 2017-11-09 22:52
Answer questions using line plots and data sets.

Average velocity and average speed

Jue, 2017-11-09 22:15
Finding average velocity or average speed from a position vs. time graph

Parts of algebraic expressions

Jue, 2017-11-09 17:47
Practice identifying the following parts of algebraic expressions: sum, product, difference, quotient, coefficient, factor, term, and variable. 

Disc & washer methods challenge

Mar, 2017-11-07 15:39
.

Disc method

Mar, 2017-11-07 15:37
Calculate the volume of bodies of revolution using the disc method.

Number of solutions of quadratic equations

Mar, 2017-11-07 12:20
Analyze quadratic equations in order to determine how many different real number solutions they have.

Páginas