Here is the list of mathematical exercises on on literal calculus available online for free. Each corrected exercise is accompanied by indications, reminders of the course, and methodological advice, which allows you to practice independently.

12 exercises

Exercise example N°1239 :

Expand the following expression `2*(8+x)`?

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This exercise allows to practice developing an algebraic expression by using different techniques of algebraic calculation.

Exercise example N°1240 :

Factor the following expression `12+4*x`.

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This exercise allows to practice factoring an algebraic expression by using different techniques of algebraic calculation.

Exercise example N°1326 :

Expand the following expression `(-4*a-8*b)*(5*a+3*b)`.

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The objective of this algebraic calculus exercise is to expand an algebraic expression.

Exercise example N°1327 :

Compute the following expression `2+x+9+4*y` for x=4 ,y=6.

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The objective of this exercise is to calculate an algebraic expression by replacing letters with a given value.

Exercise example N°1330 :

I have a number, I add 27 to it, I subtract 22 from the result and I get 43, what is this number?

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The objective of this math exercise is to equate a simple problem to solve it.

Exercise example N°1336 :

Solve the following equation: 4*y-4=6.

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The purpose of this exercise is to solve a linear equation of the first degree with one unknown of the form ax+b=c.

Exercise example N°1337 :

Solve the following equation: 2*x+3=5.

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The purpose of this corrected exercise is to solve an equation with one unknown of the first degree of the form x+b=c.

Exercise example N°1338 :

Solve the following equation: 4*z+3=6*z+8.

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The purpose of this corrected exercise is to solve an equation with one unknown of the first degree of the form ax+b=cx+d.

Exercise example N°1339 :

My quadruple is equal to 32. Who am I?

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The purpose of this corrected math exercise is to solve an equation written in natural language.

Exercise example N°1340 :

In a class of 10 students 70 % got the average on the last test. What is the number of students who did not get the average?

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The purpose of this exercise is to solve a numerical problem by calculating the percentage of a whole number.

Exercise example N°1341 :

In a class of 10 students, 4 got the average in the last math test. What percentage of students got the average?

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The purpose of this math exercise is to calculate a percentage from two numbers.

Exercise example N°1342 :

In a class of 30 students there are 9 boys. What is the percentage of boys in this class?

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The purpose of this math exercise is to determine a percentage from two given integers.