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va rog ma puteti ajuta si pe mine?
a)100-100÷100×[100+100÷10-(100-75÷25)]
b) 50+12×[214-240:(16-2×5)]-10×100
c)110×10[(599-99×4-30×5)+370÷10]÷10
d) (9×999-999÷9)÷10-[444-6-(400-400÷10)]​