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Calculati: a) 125ori14-98:2-84+72:3=,b) 1500-18ori75+72:9+94:2=,c) 1000:10+78:3+0:5+37ori29=,d) 302-64:8+15ori 24 -85:5= .. ,va rog repede .

Răspuns :

125×14-98:2-84+72:3= 1750-49-84+24=
1701-84+24=
1617+24=1641

1500-18×75+72:9+94:2=
1500-1350+8+47=
150+8+47=205