Răspunsuri

2014-10-14T15:43:14+03:00
A)35*(34+251)=35*285
                    =9975

b)42*(504-239)=42*265
                    =11130


2014-10-14T15:45:10+03:00
A) 35 x ( 1 x 34+ 1 x 251)=
=35 x ( 34 + 251)
= 35 x 285
=9975

b) 42 x ( 1 x 504- 239 x 1)
=42 x (504-239)
= 42 x 265
=11130
Sper ca te-am ajuat :)