56.5x9.9十5.65怎样算

储衬贴474556.5*9.9+5.65简便计算 -
耿桑艳17744488596 ______ 56.5*9.9+5.65=5.65X99+5.65X1=5.65x(99+1)=565

储衬贴474556.5*9.9+56.5= -
耿桑艳17744488596 ______ 56.5*(9.9+1)=56.5*10.9=615.85

储衬贴474556.5x9.9x5.65怎样简便 -
耿桑艳17744488596 ______ 后面的乘号应该是加号吧,不然无法用简便运算. 56.5x9.9+5.65 =5.65x99+5.65 =5.65x(99+1) =5.65x100 =565

储衬贴474556.5乘以9.9加上56.5怎么简便计算 -
耿桑艳17744488596 ______ 56.5X9.9+56.5=56.5X(9.9+1) =56.5X10.9 =56.5X10+56.5-56.5X0.1 =565+56.5-5.65 =(565+56-5)+(0.5-0.65) =616-0.15 =615.85

储衬贴474556.5x9.9+565 简便运算 -
耿桑艳17744488596 ______ =56.5x(10-0.1)+565 =565-5.65+565 =1124.35

储衬贴474556.5x9.9x5.65怎样简便 -
耿桑艳17744488596 ______[答案] 后面的乘号应该是加号吧,不然无法用简便运算. 56.5x9.9+5.65 =5.65x99+5.65 =5.65x(99+1) =5.65x100 =565

储衬贴474556.5*9.9 56.5简便计算? -
耿桑艳17744488596 ______ 你好!简便计算:56.5x9.9+56.5=56.5x(9.9+1)=56.5x(10+0.9)=56.5x10+56.5x0.9=565+50.85=615.85

储衬贴4745简便方法计算:56.5*9.9+56.5 -
耿桑艳17744488596 ______ 56.5x9.9+56.5=56.5x(10-0.1)+56.5 =565-5.65+56.5=615.85

储衬贴4745小数乘法的简便计算56.5x9.9+56.5 -
耿桑艳17744488596 ______[答案] 56.5*9.9+56.5 =56.5*(10-0.1)+56.5 =565-5.65+56.5 =621.5-5.65 =615.85

储衬贴4745甲乙两城相距600千米,一辆小汽车每小时行56.5千米,他从甲城开往乙城,10.6小时够么够不够? -
耿桑艳17744488596 ______ 56.5X10.6=598.9小于600,所以不够