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

7 exercises
• N°1113 (proportionality) : The purpose of this math activity is to calculate the percentage of an integer.

Exercise example :

What is the result of 10% of 80.

1113
• N°1124 (proportionality) : This exercise corrected of calculation makes it possible to practise on line to transform a decimal number into percentage.

Exercise example :

Express 0.97 as a percentage.

1124 percentage
• N°1125 (proportionality) : This corrected math exercise allows you to practice transforming a fraction into a percentage online.

Exercise example :

Express 24/25 as a percentage.

1125 percentage
• N°1331 (proportionality) : The purpose of this exercise on proportionality is to check that a table is indeed a proportionality table.

Exercise example :

Does the following table correspond to a proportionality table?

643
604132

1331
• N°1332 (proportionality) : The purpose of this corrected calculus exercise is to find the coefficient of a proportionality table.

Exercise example :

What is the coefficient of proportionality that allows us to go from the first to the second line of the following table?

971
54426

1332
• N°1333 (proportionality) : The purpose of this exercise is to find the missing value of a proportionality table.

Exercise example :

By what value must we replace the ? so that the following table is a proportionality table?

7348
28?1632

1333
• N°1334 (proportionality) : The purpose of this exercise is to complete using the cross product, a simple table so that it is a proportionality table.

Exercise example :

What is the missing value in the following proportionality table?

x80
294560

1334