+ или -? 1)67..6...8=65 93...8...7=92 81...9...6=84 2)43...20...8=71 59...30...20=69 56...6...8=70
1) 67+6-8 93-8+7 81+9-6=84 2)43+20+8=71 59-20+30 56+6+8=70
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1) 67+6-8 93-8+7 81+9-6=84 2)43+20+8=71 59-20+30 56+6+8=70