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[ ( 102×14+42×20-1968)÷100+(13452÷38+95×10+2696)÷1000]÷7=

Răspuns :

[(102×14+42×20-1968):100+(13452:38+95×10+2696):100]:7=
=[(1428+840-1968):100+(354+950+2696):100]:7=
=[300:100+4000:100]:7=
=[3+40]:7=
=43:7=
=6.14286