46+40-12+200-40=, 234, 279, 35÷7×8÷10=, 123, 4, 92-3×4+55÷5-70=, 21, 22, 6×(93+7)-200÷(88-84)=, 987, 550, 5×[(20+12)÷8]-15=, 56, 5, 27÷{18÷[6×(9-8)]}=, 9, 23

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