如题所述
(20+8)×52简便计算
(20+8)×52
=(20+8)×13×4
=(260+104)×4
=1040+416
=1456
(20+8)×52
=(20+8)×13×4
=(260+104)×4
=1040+416
=1456
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第1个回答 2020-06-23
=52×20+52×8
=1040+416
=1456
=1040+416
=1456
第2个回答 2017-07-21
(20+8)×52
=28x52
=30x52-2x52
=1560-104
=1456本回答被提问者采纳
=28x52
=30x52-2x52
=1560-104
=1456本回答被提问者采纳
第3个回答 2020-05-10
(20✖️52)➕416
第4个回答 2017-07-21
(20+8)*52
=28*52
=28*50+28*2
=1400+56
=1456
=28*52
=28*50+28*2
=1400+56
=1456