12-84:6•3=12-14*3=12-42= -30
15-15•6•4=15-90*4=15-360= -345
29-24•3•5=29-72*5=29-360= -331
190+39-84+235•6=229-84+1410=145+1410=1555
16•3-24•7=48-168= -120
(13-44)•(27-47)= -31 * -20=620
12-84:6•3=12-14*3=12-42= -30
15-15•6•4=15-90*4=15-360= -345
29-24•3•5=29-72*5=29-360= -331
190+39-84+235•6=229-84+1410=145+1410=1555
16•3-24•7=48-168= -120
(13-44)•(27-47)= -31 * -20=620