99乘以38加38简便计算-热点-学帮网

76加38乘以98怎样简便计算76+38×98=38×2+38×98=38×（2+98）=38×100=3800

124乘以38加65乘以124加76乘以110减76乘以7简便计算124x38+65x124+76x110-76x7=124x(38+65)+76x(110-7)=124x103+76x103=103x(124+76)=103x200=20

5分之38乘以42加7.6加57乘以5分之38简便计算38/5×42+7.6+57×38/5=7.6×42+7.6+57×7.6=7.6×（42+1+57）=7.6×100=760把38/5提出来，38/5×(42+57+1)=760

99乘以38的简便计算一百乘以三十八减去三十八

65乘以99加65用简便计算怎么简便65乘以99加65=65*（99+1）=6500

85乘以99加85能简便方法计算85*99+85=85*（100-1）+85=85*100-85*1+85=85*100=8500

99乘以97加97用简便方法怎么计算99*97+97=(99+1)*97=100*97=9700

99乘以68加68的简便计算99*68+68=(99+1)*68=100*68=680099*(68+68)=99*68*2=(100-1)*68*2=13600-136=13564100*68=680099*(68+68)=99*68*2

99乘以37加27用简便怎幺计算很高兴能够在这里回答你的问题,这道题的正确答案应该为：99*37+27=99*37+37-10=(99+1)*37-10=3700-10=3690=99×37+37-10=(99+1)×37-10=100×3

简便计算3.4乘以98加6.83.4×98+6.83.4×98+3.4×2=3.4×(98+2)=3.4×100=3403.4X98+6.8=3.4X98+2X3.4=3.4X(98+2)=3.4X100=340

4.17加5.83乘以二简便计算4.17*2+5.82*2=20

8.9乘以99加110乘以0.99简便计算怎么算8.9×99+110×0.99=8.9×99+1.1×99=(8.9+1.1)×99=10×99=990

99乘以0.24加76乘以0.99用简便方法计算99×0.24+76×0.99=99×0.24+0.76×99=99×（0.24+0.76）=99×1=99

5.6乘以9加56乘以0.1简便计算5,6*9+56*0.1=56*0.9+56*0.1=56*(0.9+0.1)=56不明白欢迎来求助!多谢了!5.6乘以9加56乘以0.1简便计算=5.6x9+5.6x1=5.6x(9+1)=5.6x10

2.7乘以98加27乘以0.2简便计算=2.7×98+2.7×2（这里,把0.2的小数点“借”给了27）=2.7×（98+2）（这里,乘法分配律）=2.7×100=2702.7(98/10+0.2)=27

简便计算:222乘以999加333乘以334=222×3×333+333×334=666×333+333×334=(666+334)×333=1000×333=333000222x999+333x334=222x3x333+333x334=