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297. Calculează, respectând regulile învătate. a) 25+ (75-66) *3 b) (108-18:2):9+26x5 c) 320-3x (20-24:8) d) 100-14: (5×4:10) e) (5-5x5) x5-(5+25):3 f) 300-(24:3x5-30)*7 g) (5+5)×4-(5÷5×5):10 h) (50 - 2 x 10):5+4x12 1) (60-18:3+18:2):3-21 13x (81:9-54:9)+45:9 k) (3x10:5+8×3:4):6 1)44-(32:8+4x4):5+1​