用简便方法计算0.96-028+0.04-0.72

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用简便方法计算0.96-028+0.04-0.72
用简便方法计算0.96-028+0.04-0.72

用简便方法计算0.96-028+0.04-0.72
0.96-028+0.04-0.72
=0.96+0.04-(0.28+0.72)
=1-1
=0