Corrected online math exercises for 6th grade

Exercise example :

Use yellow numbers and blue arithmetic operators to calculate the target number.

Exercise example :

Compare the following numbers: 751 ... 956.

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What is the missing sign in the expression: 15 ... 5=3.

Exercise example :

What is the result of 10% of 80.

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What is the result of the following product: 836.912 * 0.001 ?

Exercise example :

What is the result of the following operation 473+295 ?

Exercise example :

Compute the quotient and remainder of the Euclidean division of 621 by 45.

Exercise example :

Give the rounding to 2 decimal places of : 11.445631.

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Point A is on the x-axis, its x-coordinate is 7. Place it correctly.

Exercise example :

What is the missing number in the following expression : ...-5 = 4?

Exercise example :

Convert to `cm`, 2 `dam`.

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Convert to `m^2`, 5 `dam^2`.

Exercise example :

Express 0.97 as a percentage.

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Express 24/25 as a percentage.

Exercise example :

Simplify the following fraction `7/14`.

Exercise example :

By what value must the following expression `10/4=.../36` be completed for the equality to be verified?

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Write in the form of a fraction or a whole number the following expression: `1/4*14`.

Exercise example :

Give an approximate value to one decimal place of the following expression: `10/17*19`

Exercise example :

In a magic square, the sum of the numbers in each row, in each column and on each diagonal is the same.
Complete the following magic square:

Exercise example :

The perimeter of a circle is given by the formula `P=2*pi*r`, where r is the radius of the circle.
Give an approximate value to 2 decimal places of the perimeter of a circle of radius 7.

Exercise example :

The area of a disk is given by the formula `A=pi*r^2`, where r is the radius of the circle.
Give an approximate value to 2 decimal places of the area of a disk of radius 14.

Exercise example :

Does the following table correspond to 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?

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

Exercise example :

What is the missing value in the following proportionality table?

Exercise example :

Rounding to the nearest whole number 71.710931

Exercise example :

Rounding to one digit after the decimal point 72.597345.

Exercise example :

The area of a rectangle is given by the formula L*l where L is the length and l is the width. Calculate the area of a rectangle where L=9 and l=6.

Exercise example :

The area of a square is given by the formula l*l where l is the length of a side. Calculate the area of a square where l=9.

Exercise example :

The perimeter of a rectangle is given by the formula `2*(L+l)`, where L is the length and l the width.
Calculate the perimeter of a rectangle of length L=20 and width l=12.

Exercise example :

The perimeter of a square is given by the formula 4*l, where l is the length of a side. Calculate the perimeter of a square of length l=20.

Exercise example :

What are the coordinates of the following point ?

Exercise example :

The point A has coordinates (7;0). Place it correctly.