407x101-407
407乘101减407怎么简便计算 -
回答：407*101-407=100*407+407-407=40700
=40.7×100+40.7-40.7 =407
回答：407*101-407=100*407+407-407=40700
=40.7×100+40.7-40.7 =407
4.07x101-4.07 =4.07*(101-1)=4.07*100 =407
407x101 =407x（100+1）407x100+407x1 =40700+407 =4107
407×101简便运算? -
407X101 =407X（100十1）407X100十407X| =40700十407 二41107
407x101 =407x(100+1)=407x100+407x1 =40700+407 =41107
下面各题怎样算筒使就怎样算407x10l -
407x101= 407x（100+1）40700 + 407 = 41107
4.07x101 =4.07×100+4.07×1 =407+4.07 =411.07
小学四年级口算题! -
26 -6 -64 = 20 -64 = -44 27 + 3 -48 = 30 -48 = -18 28 + 12 -32 = 40 -32 = 8 29 + 21 -16 = 50 -16 = 34 30 + 30 + 0 = 60 + 0 = 60 31 + 39 + 16 = 70 + 16 = 86 32 + 48 + 32 = 80 + 32 = 112 33 + 57 + 48 = 90 + 48 = 138等我继续说。
四年级简便运算试卷班级：__ 姓名：__ 成绩：__怎样简便就怎样算。（每题2分，附加题另计。）158+262+138 375+219+381+225 5001－247－1021－232 （181+2564）2719 378+44+114+242+222 276+228+353+219 (375+1034)+(966+125)(2130+783+270)+1017 99+999+9999+99999 7755－(2到此结束了？。