476-127+324-73简便运算
这道题怎么做
(1)
476-127+324-73
=476+324-127-73
=(476+324)-(127+73)
=800-200
=600
(2)
476-127+324-73
=476-73+324-127
=403+324-127
=727-127
=600
476-127+324-73
=(476+324)-(127+73)
=800-200
=600
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这道题怎么做
(1)
476-127+324-73
=476+324-127-73
=(476+324)-(127+73)
=800-200
=600
(2)
476-127+324-73
=476-73+324-127
=403+324-127
=727-127
=600
476-127+324-73
=(476+324)-(127+73)
=800-200
=600