Răspuns :
(25 × 34) × (4 × 20) = 850 × 80 = 68 000
(5 × 106) × (8 × 20) = 530 × 160 = 84 800
(3 × 359) × (36 × 0) = 1077 × 0 = 0
(5 × 240) × (30 × 20) = 1200 × 600 = 720 000
Răspuns:
Calcul rapid :
(25•34)•(4•20) = 850•80 = 68000
(5•106)•(8•20) = 530•160 = 84800
(3•359)•(36•0) = 1077•0 = 0
(5•240)•(30•20) = 1200•600 = 720000
==EVERGREEN==