efetue os produtos 1/2X2/5 6/5X5/4 4/18X9/6 7/6X32/21 8/9X48/50X7/6
Soluções para a tarefa
Respondido por
3
segue a resposta em anexo. perdoe a letra rsrs
Anexos:
Belleokay15:
obrigada mesmo !
Respondido por
7
a)
1/2 X 2/5
¹
1 2 1
----- . ----- = -------
¹ 2 5 5
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
b)
6/5X5/4
6 . 5 6 (:2) 3
---- ----- = ----- = --------
5 4 4 (:2) 2
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
c)
4/18X9/6
4 9 (:9) 4 . 1 2 . 1 2
------ . ----- = ----- ------ = ----- = ----
18 6 (:9) 2 6 6 6
2 (:2) 1
---- = ------
6 (:2) 3
*************************************
d)
7/6X32/21
7 32 (:7)
----- . -----
6 21 (:7)
1 32 (:2)
----- . ------
6 3 (:2)
1 16 16
---- . ------ = --------
3 3 9
____________________________
e)
8/9X48/50X7/6
8 48 7 (:2)
---- . ----- . ------
9 50 6 (:2)
4 48 7 (:3)
---- . ----- . ----
9 50 3 (:3)
4 16 7 (:2)
----- . ----- . ----
9 50 1 (:2)
4 8 7 32. 7 224
---- . ----- . = -------- = --------------
9 25 225 225
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
1/2 X 2/5
¹
1 2 1
----- . ----- = -------
¹ 2 5 5
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
b)
6/5X5/4
6 . 5 6 (:2) 3
---- ----- = ----- = --------
5 4 4 (:2) 2
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
c)
4/18X9/6
4 9 (:9) 4 . 1 2 . 1 2
------ . ----- = ----- ------ = ----- = ----
18 6 (:9) 2 6 6 6
2 (:2) 1
---- = ------
6 (:2) 3
*************************************
d)
7/6X32/21
7 32 (:7)
----- . -----
6 21 (:7)
1 32 (:2)
----- . ------
6 3 (:2)
1 16 16
---- . ------ = --------
3 3 9
____________________________
e)
8/9X48/50X7/6
8 48 7 (:2)
---- . ----- . ------
9 50 6 (:2)
4 48 7 (:3)
---- . ----- . ----
9 50 3 (:3)
4 16 7 (:2)
----- . ----- . ----
9 50 1 (:2)
4 8 7 32. 7 224
---- . ----- . = -------- = --------------
9 25 225 225
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
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