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10. Calculați: a) [(22-3): 7+5°]: 8; c) 1040: (5.2)30; e) (52)9:(54)2; g) 333 : 330:32 – 233 : 230:22; b) (9.32 +24):97–20°; d) (217.3)2: 234; f) (24)5:(44)2; h) (122014. 112015): (122013. 112014)​