Arithmetic operations with fractions Adding fractions with the same denominator Adding fractions with different denominators Adding fractions with compatible denominators Adding fractions with missing operator Subtracting fractions with the same denominator Subtracting fractions with different denominators Subtracting fractions with compatible denominators Subtracting fractions with missing operator Multiplying fractions Multiplying fractions with missing operator Dividing fractions Dividing fractions with missing operator