In the beginning, an addition problem has been created randomly. Unfortunately, there is missing something. Your task is to find the missing value x. Please note: The result is completely simplified! When you've finished, you can get your result checked by  Check result  . Clicking on  Create new exercise  you'll get a new fraction exercise. Can you score more than 200 credits? Topic: Calculating fractions Addition of like denominator fractions - riddle Caution, for top fraction calculators only! Determine the value of x!      +     =                What number is x?     x = Your credits: (c) Andreas Meier, PhD, Sophie-Scholl-Realschule Weiden i.d.OPf