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Intr-o fabrica s-au lucrat 326 de piese in prima zi,in a doua zi cu 24 mai multe,iarin a treia zi de 2 ori mai putin decat in primele 2 zile.Cate piese s-au lucrat in total?
Rezolva problema printr-un exercitiu.
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Răspuns :

326+(326+24)+[(326+326+24):2] =326+350+[(326+350):2] =676+676:2 =676+238 =914 (piese lucrate in cele trei zile la un loc)