Plssssss vă rog ex 4!!!
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Răspuns:
B:18*11+18*425=18*(11+425)=
18*436
C:327*76-327*19+327*5-327*61=327*(76-19+5-61)=327*1
D:31*24-19*24+3*24=(31-19+3)*24=
15*24
E:207*41+207*19+207*5-207*62=
207*(41+19+5-62)=207*(65-62)=
207*3