Fraction calculator that shows work to find the sum of two fractions, difference between two fractions, product of two fractions and quotient when fraction divided by a fraction by arithmetic operations like addition, subtraction, multiplication and division. The step-by-step calculation help parents to assist their kids studying 4th, 5th or 6th grade to verify the work and answers of fraction addition, subtraction, multiplication and division homework and assignment problems in pre-algebra or in number and operations - fractions (NF) of common core state standards (CCSS) for mathematics.