682'39+89'19=
78'28- 27'19=
83'91×5=
13'39×1'02=
16:25=
4'425:1'25=
2 câu trả lời
`682,39`
+
`89,19`
____________
`771,58`
________________________________________
`78,28`
-
`27,19`
___________
`51,09`
________________________________________
`83,91`
×
`5`
__________
`419,55`
________________________________________
`13,39`
×
`1,02`
____________
`2678`
`0000`
`1339`
______________
`13,6578`
________________________________________
`16` l_`25`_
`160` l `0,64`
`100`
`00`
________________________________________
`442,5` l_`125`_
`67 5` l `3,54`
`5 00`
`00`
~chúc bạn học tốt~ ;-;
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