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Eduardamorari
@Eduardamorari
January 2020
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Efetue as divisões
a) 38,6 : 2
b) 7,6 : 1,9
c) 3,5 : 0,7
d) 155 : 0,25
e) 6,996 : 5,83
f) 17,92 : 5,6
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mariafnm
Verified answer
A-19,3
B-4
C-5
D-620
E-1,2
F-3,2
2 votes
Thanks 4
PauloBarros
a)
38,6 : 2
38,6
= 19,3
--------
2
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
b) 7,6 : 1,9
7,6 . 10 = 76
= 4
------ ------
1,9 10 19
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
c) 3,5 : 0,7
3,5 . 10 = 35
= 5
------ ------
0,7 10 7
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
d) 155 : 0,25
155 = 155 : 25 (:25) = 155 : 1 = 155 . 4
= 620
------- ----- ----
0,25 100 (:25) 4
********************************
e) 6,996 : 5,83
6,996 . 1000 = 6996
= 1,2
--------- ----------
5,830 1000 5830
6996 [ 5830
- 5830 -----------------
---------
1,2
11660
-11660
-------------
00000
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
f) 17,92 : 5,6
17,92 . 100 = 1792
= 3,2
---------- ---------
5,60 100 560
1792 [ 560
- 1680 ----------------
---------
3,2
01120
- 1120
-------------
0000
*************************
5 votes
Thanks 2
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Lista de comentários
Verified answer
A-19,3B-4
C-5
D-620
E-1,2
F-3,2
38,6 : 2
38,6 = 19,3
--------
2
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
b) 7,6 : 1,9
7,6 . 10 = 76 = 4
------ ------
1,9 10 19
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
c) 3,5 : 0,7
3,5 . 10 = 35 = 5
------ ------
0,7 10 7
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
d) 155 : 0,25
155 = 155 : 25 (:25) = 155 : 1 = 155 . 4 = 620
------- ----- ----
0,25 100 (:25) 4
********************************
e) 6,996 : 5,83
6,996 . 1000 = 6996 = 1,2
--------- ----------
5,830 1000 5830
6996 [ 5830
- 5830 -----------------
--------- 1,2
11660
-11660
-------------
00000
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
f) 17,92 : 5,6
17,92 . 100 = 1792 = 3,2
---------- ---------
5,60 100 560
1792 [ 560
- 1680 ----------------
--------- 3,2
01120
- 1120
-------------
0000
*************************