486,64 ÷8= 60,83
531÷5 =106,2
65,16 ÷6 = 10,86
255,96 ÷12 = 21,33
199,8 ÷9 =22,2
514,5 ÷42 =12,25
Réponse :
Explications étape par étape
Bonjour
Effectuer les divisions décimales suivantes.
�) 486,64 ÷ 8
486,64..........| 8
-48..................|______
....06...............| 60,83
......66.............|
.....-64.............|
.........24...........|
........-24...........|
..........00..........|
486,64 : 8 = 60,83
�) 531 ÷ 5
..531............| 5
-5.................|____
..03..............| 106,2
....31.............|
...-30............|
.......10..........|
......-10..........|
........00........|
531 : 5 = 106,2
�) 65,16 ÷ 6
...65,16............| 6
..-6...................|_____
...05.................| 10,86
......51...............|
.....-48..............|
........36............|
.......-36............|
........00............|
65,16 : 6 = 10,86
�) 255,96 ÷ 12
...255,96............| 12
..-24.....................|_____
......15...................| 21,33
.....-12...................|
........39................|
.......-36................|
..........36..............|
.........-36..............|
...........00.............|
255,96 : 12 = 21,33
�) 199,8 ÷ 9
...199,8.............| 9
..-18...................|______
.....19.................| 22,2
....-18.................|
.......18................|
......-18................|
.......00...............|
199,8 : 9 = 22,2
�) 514,5 ÷ 42
..514,5.........| 42
.-42..............|_____
..094............| 12,25
...-84.............|
....105............|
...-84.............|
.....210...........|
....-210..........|
......000........|
514,5 : 42 = 12,25