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2.5×0.73×0.04 能简便计算要简便计算 1.24×8.3+8.3×1.76
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2.5×0.73×0.04
=(2.5×0.04)×0.73
=0.1×0.73
=0.073
1.24×8.3+8.3×1.76
=(1.24+1.76)×8.3
=3×8.3
=24.9
=(2.5×0.04)×0.73
=0.1×0.73
=0.073
1.24×8.3+8.3×1.76
=(1.24+1.76)×8.3
=3×8.3
=24.9
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