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7) Calculează, asociind convenabil factorii:
2 x 46 x 50 =
14 x 5 x 5 x 2 =
25 x 23 x 4 =
2 x 25 x 17 x 2 =​

7 Calculează Asociind Convenabil Factorii2 X 46 X 50 14 X 5 X 5 X 2 25 X 23 X 4 2 X 25 X 17 X 2 class=

Răspuns :

2×46×50 = (2×50)×46  

= 100×46  

= 4600

25×23×4 = (25×4)×23  

= 100×23  

= 2300

14×5×5×2 = (5×2)×(5×14)  

=10×(5×14)  

=10×70  

= 700

2×25×17×2 = (2×25)×(17×2)  

=50×34  

=1700

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