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Rezolva fiecare exercitiu de mai jos , apoi adauga paranteze pentru a obtine alt rezultat.

a. 420:42-40:5
b. 218-68:2x0
c. 200-100:100-100


Răspuns :

a. * 420:42-40:5 = 10-8 = 2.
* 420:(42-40):5 = 420:2:5 = 210:5 = 42.


b. * 218-68:2×0 = 218-0 = 218.
* (218-68):2×0 = 150:2×0 = 0.

c. * 200-100:100-100 = 200-1-100 = 199-100 = 99.
* (200-100):100-100 = 100:100-100 = 1-100 = -99.



I hope I helped you :)