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exercițiul 8 calculati a) 3,7•(2,59+2,41) b) 6,12•(4,23-4,02) c) (12,5+2,5)•(10-0,9) d) (6,12-5,93)•(78,124+21,876) rezolvare toata ​

Răspuns :

Răspuns:

a) 3,7•(2,59+2,41) =3,7×5=18,5

b) 6,12•(4,23-4,02) =6,12×0,21=1,2852

c) (12,5+2,5)•(10-0,9) =15×9,1=136,5

d) (6,12-5,93)•(78,124+21,876) =0,19×100=19