Place values: in what place is the number?

In which place is the digit?

Counting cleverly

What is the value of the number?

Completing the number

What is the value of the digits in the number? (up to 100,000)

Divide the number by 2

Use the digits to create the lowest or the highest number

Rounding off

Put the numbers from lowest to highest value

Put the numbers in the correct order

Counting up or down with jumps

Compare the numbers up to 100,000

Choose the correct sign

Compare the problem and the number (1)

Compare the problem and the number (2)

Compare the problems

How many cubes do you count (up to 5,000) (multiple choice)?

How many cubes do you count (up to 2,000)?

How many cubes do you count (up to 5,000)?

How many cubes do you count (up to 10,000) (multiple choice)?

How many cubes do you count (up to 10,000)?

Which normal number is shown by the binary number (1)?

Convert the number to Roman numerals

Convert the number to binary

Which number is shown in Roman numerals (2)?

Which number is shown in binary (2)?

Addition with Roman numerals

Addition with binary

Subtraction with Roman numerals

Subtraction with binary

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