Insert the information in the form and the calculator will determine the cross multiplication.


What is the cross multiplication?


The cross multiplication is the simplification of a specific equation between two fractions or rational expressions, you can corss-multiply to simplifythe equation or determine the value of a variable.


How to calculate cross multiplication?


To calculate cross multiplication you should use the following formula:
b1 c1 a1 b1
b2 c2 a2 b2
a1x + b1y + c1 = 0
a2x + b2y + c2 = 0


Why use cross multiplication?


The cross multiplication is used to siplify an equation between two fractions or rational expressions.


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