Why do you need to multiply the denominators when you multiply fractions?
Why are denominators multiplied together when we multiply fractions?
Why do we simplify fractions? The set of fractions equal to 3/4? How is a fraction simplified? What does 1/0 multiplied by 0/1 equal? Why do we set the denominator equal to 0 when finding the vertical asymptote of a rational function? Why can't the variable in a polynomial have a fraction or decimal as its exponent? How do you calculate fractions? Why do we multiply vectors? What is 45 converted to a fraction? How do you work out limits of fractions? Why minus multiplied by minus is plus? Why should we multiply vectors? Could a mathematician explain how 1/3 plus 1/3 plus 1/3 equals 1? How do you multiply a mixed number by a fraction? How do you multiply a whole number into an improper fraction without using a calculator? Why does multiplication of two negative numbers produce a positive number? How do I convert fraction to ratio? Why does 1/3 of 1/3 equal 1? All the first 150 positive multiples of 3 are placed side by side .What is the sum of all the digits of the number so formed? How can you reduce fractions on a calculator? Why is one plus two equal to three? Why can't we distribute the exponents over addition? I can prove it with simple problems, but what is the reasoning? How can I convert 27 into a fraction? Why is the sum of all numbers to infinity -1/12? What are some ways to convert whole numbers into fractions? Why is X to the power of 0 equal to 1? How do you convert whole numbers into fractions? How do fractionations differ from distillation? How were decimals and fractions used in the Roman numeral system? Why is the quadratic formula useful?