Gandesc, observ, rezolv corect

About Gandesc, observ, rezolv corect

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The application contains 100 grid questions from: natural numbers 0-10,000, addition and subtraction, multiplication, division, order of operations, fractions, elements of geometry and units of measure. The student has the opportunity to check his answers instantly, receiving immediate feedback, having available statistics on his own performance.
It is addressed to third grade students (9-11 years old).