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9.6×2×0.5= (6.2+3.1) ÷ 3.1= 0.8×6÷0.8×6= a×a=
48÷0.8= 86×0.01 = 0.43= 7x-6x=
20-1.6= 2+4.8= 2.4÷0.6= 3.2×0.5=
92= 43= 0.9÷0.03 = 30×1.2=
进入组卷