24点运算①8,2,1,-3②1,-7,-1,-10③2,3,-9,-6
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![24点运算①8,2,1,-3②1,-7,-1,-10③2,3,-9,-6](/uploads/image/z/130502-38-2.jpg?t=24%E7%82%B9%E8%BF%90%E7%AE%97%E2%91%A08%2C2%2C1%2C-3%E2%91%A11%2C-7%2C-1%2C-10%E2%91%A22%2C3%2C-9%2C-6)
24点运算①8,2,1,-3②1,-7,-1,-10③2,3,-9,-6
24点运算①8,2,1,-3②1,-7,-1,-10③2,3,-9,-6
24点运算①8,2,1,-3②1,-7,-1,-10③2,3,-9,-6
(1) 8-2=6,1- (-3)=4,
6×4=24
(2) -1 -1= -2,(-2)×(-7)=14,
14-(-10) =24
(3) 3- (-9)=12,2×(-6)= -12,
12- (-12)=24