Efetue os cálculo.
a) 35:8 b)30,6:5 c)68,4:9 d)18:2,5 e)15,9:3,18 f)13,692:4,2
pfv se poder fazer o cálculo faz
Soluções para a tarefa
a) 35:8
35 |__8____
-32 4,375
-----
30
- 24
-----
60
-56
------
40
- 40
------
0
b) 30,6:5
30,6 |___5____ (para sumir com a VIRGULA acrescenta 1 zero no divisor)
306 |____50_____
-300 6,12
-------
60
- 50
----
100
- 100
-------
0 0
c) 68,4:5
68,4 |__5___
684 |___50____
-50 13,68
-----
184
-150
------
0340
- 300
------------
400
- 400
-----
00
d) 18:2,5
18 |__2,5____ tira VIGULA do divisor e ponha 1 ZERO no dividendo
180 |__25_____
-175 7,2
------
050
-50
------
00
e) 15,9:3,18
15,9 |___3,18_____ OLHA passo a passo
159 |___31,8_____
1590 |___318______
-1590 5
---------
000
f) 13,692:4,2
13,692 |__4,2_____ passo a passo
136,92 |___42______
1369,2 |___420_____
13692 |___4200_____
-12600 3,26
------------
10920
-8400
----------
25200
- 25200
----------
0000
a) 35:8
35 |__8____
-32 4,375
-----
30
- 24
-----
60
-56
------
40
- 40
------
0
b) 30,6:5
30,6 |___5____ (para sumir com a VIRGULA acrescenta 1 zero no divisor)
306 |____50_____
-300 6,12
-------
60
- 50
----
100
- 100
-------
0 0
c) 68,4:5
68,4 |__5___
684 |___50____
-50 13,68
-----
184
-150
------
0340
- 300
------------
400
- 400
-----
00
d) 18:2,5
18 |__2,5____ tira VIGULA do divisor e ponha 1 ZERO no dividendo
180 |__25_____
-175 7,2
------
050
-50
------
00
e) 15,9:3,18
15,9 |___3,18_____ OLHA passo a passo
159 |___31,8_____
1590 |___318______
-1590 5
---------
000
f) 13,692:4,2
13,692 |__4,2_____ passo a passo
136,92 |___42______
1369,2 |___420_____
13692 |___4200_____
-12600 3,26
------------
10920
-8400
----------
25200
- 25200
----------
0000
Espero ter ajudado.