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3,4,5. dau coroana pls

345 Dau Coroana Pls class=

Răspuns :

3) (504 + 378) x ( 504 - 378) = 882 x 126 = 111132
4) 3 x (424 : 2 + 424 : 4) = 3 x (212 + 106) = 3 x 318 = 954
5) 2 x (3150 : 15 + 3150 : 30) = 2 x ( 210 + 105) = 2 x 315 = 630