A fractional number calculator with a method and an explanation of the stages in a way that helps in adjusting the calculations of addition, subtraction, multiplication, and division by fractions.
Greatest common divisor and least common multiple calculator for reducing and finding the common denominator.
Reduction calculator with method and explanation of the stages
Lessons in operations on rational numbers and in finding the greatest common divisor and least common multiple
Mathematics for the first and second levels of preparatory school