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4. Efесtuаtі: 60 • {(8 : 21 + 66) : 3 +2]:8×10}
Dau coroana!!​


Răspuns :

ai scris sigur corect exercitiul?

60×{[(168+66):3+2]:8+10}=

60×{[234:3+2]:8+10}=

60×{[78+2]:8+10}=

60×{80:8+10}=

60×{10+10}=

60×20=1200