437除23乘(6加15)简便算法
的有关信息介绍如下:问题补充说明:420除(205减198)乘43简便 63乘10加91乘63减63简便 600除2乘(210减180)简便 (450除18减13)乘80简便 60除2乘(16加9)简便 389加180除5乘4 (1410减410)除25除4简便
来自437÷23×(6+1360问答5)
=(460÷23-23÷23)×21
=(20-1)×21
=19×21
=399
420÷(205-198)×43
=420÷7×43
=60×43
=2580
6销灯江终汽地你免附举评3×10+91×63-63
=63×(10+91-1)
=63×100
=63白煤丰奏00
600÷2×(210-180)
=300÷30
=10
(450÷18-13)此灯×80
=(450÷9÷2-13)×80
=(50÷2-13)×80
=(25-13)×80
=12×80
=960
60÷2×(16+9)
=30×15
=450
389+德查决180÷5×4
=389划慢父逐切混+36×4
=38叫跟即探探9+144
=400+144-11
=544-11
攻有眼三尔叫益=533
(1410-被威急410)÷25÷4
=100名听香每形曲0÷(25×4)
=1000÷100
=10