167x28+28x33的简便方法？ 28×33+28×67的简便方法

167 28 33\u7b80\u4fbf\u8fd0\u7b97\u7b49\u4e8e\u51e0\uff1f

\u7b80\u4fbf\u7b97\u6cd5\u5982\u4e0b
167+28+33
=\uff08167+33\uff09+28
=200+28
=228

=28\u00d7(33+67)
=28\u00d7100
=2800

简便运算
=28*(167+33)
=28*200
=5600
如上所述

167x28+28x33的简便方法
28*（167+33）28*200=5600

利用分配律167x28+28x33＝（167+33）x28＝5600

利用分配率28x(167十33)二28x200二5600

l67x28十28Ⅹ33
=28×(l67十33)
=28×20O
=56OO

32x29鍗29x167鍗29绠渚鎬庝箞鍋
绛旓細32x29鍗29x167鍗29 =29锛32鍗167鍗1锛=29锛33鍗167锛=29x200 =5800

x梅0.8-2=7.5鐨勮В绛変簬澶氬皯
绛旓細(0.5+x)+x=9.8梅22(X+X+0.5)=9.825000+x=6x3200=450+5X+XX-0.8X=612x-8x=4.87.5*2X=151.2x=81.6x+5.6=9.4x-0.7x=3.691梅x锛1.3X+8.3=10.715x锛33x锛8锛167(x-2)=2x+33x+9=2718(x-2)=27012x=300-4x7x+5.3=7.43x梅5=4.830梅x+25=851.4脳8-2x=...

167鍔289闄33鎬庢牱鐢ㄧ畝渚鏂规硶
绛旓細(167+289)/33 =456/33 =(429+27)/33 =13+27/33 鍟嗘槸13锛屼綑鏁颁负27

167x19+19x33杩欓鐨勭畝渚璁＄畻鎬庝箞鍐
绛旓細167x19+19x33 瑙ｏ細绠渚璁＄畻 =19x(167+33) 杩愮敤涔樻硶鍒嗛厤鐜 =19x200 =3800 绁濆涔犺繘姝ャ

167脳43+33脳43鐨勭畝渚鏂规硶?
绛旓細167脳43+33脳43鐨勭畝渚鏂规硶 绠渚挎柟娉曡绠楁楠 167脳43+33脳43 锛濓紙167+33锛壝43 锛200脳43 锛8600

167脳75+75脳33=绠渚璁＄畻
绛旓細鐢ㄤ箻娉曞垎閰嶅緥 167脳75+75脳33 =锛167+33锛壝75 =200 脳75 =15000

167脳99鐨勭畝绠楁柟娉曟庢牱
绛旓細167*99 =167*锛100-1锛=16700-167 =16533 濡傛灉浣犺鍖栫畝-167锛屽缓璁寲绠鎴-200+33锛屽洜涓哄噺娉曞嚭閿欑巼姣斿姞娉曢珮銆

167-(48-33)鐢ㄧ畝渚璁＄畻鎬庢牱鍐?
绛旓細鐢ㄧ畝渚璁＄畻锛167-(48-33)锛167-48+33 =167+33-48 =200-48 =152

167+289+35绠渚璁＄畻鎬庝箞鍐?
绛旓細167+289+35鐨勭畝渚绠楁硶锛屽彲浠ョ敤167+33+1+289+1锛200+290+1锛491銆

33脳21+167脳21绠渚绠楁硶?
绛旓細33脳21+167脳21绠渚绠楁硶锛 涔樻硶鍒嗛厤寰 33脳21+167脳21 =(33+167)脳21 =200脳21 =4200

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