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①4×8×125×25
②24×( + - )
③(7.5-7.5×0.6)÷4
④( - )÷( × )
⑤1.3×5.45+4.55×1.3
⑥ ÷[ ×( - )]
8.2+1.18= 4-2.6= ÷ =
7.2÷0.08= 2.5×4= + = ÷ =
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