what is the least common demoninator of 4,5,7,9

none that i know of
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1 Answer

me assume thats the Leest Kommon Multipel (LCM)

av 4, 5, 7, 9

step 1=multipli 4*5*7*9=1260

then redues it, but it dont

zampel...tri divide 1260/2=630, but 630/4=157.5, so it is not a kommon multipel
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