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1) 912 - 702 / 6 = 912 - 117 = 795 819 / 9 - 76 + 12 = 91 - 76 + 12 = 27 2) (912 - 702) / 6 819 / 9 -(76 + 12)
1. 1) 702/6=117 2) 912-702=210 2.1)819/9=91 2)91-76=15 3)15+12=27 2.(912-702)/6=35 (819/9)-(76+12)=3