Calcule as expressões
Anexos:
Soluções para a tarefa
Respondido por
0
a)
4
15 = 4 : 6 = 4 . 1 = 4 (:2) = 2
6 15 15 6 90 (:2) 45
===============================================
b)
12
7 = 12 : (- 10) = 12 . (- 1) = - 12 (:2) = - 6
- 10 7 7 10 70 (:2) 35
==============================================
c)
- 4 + 11 5.(-4) + 7.11 - 20 + 77 57 : 19
7 5 = 35 = 35 = 35 4
19 19 19
4 4 4
57 . 4 = 57 . 4 = 3. 4 = 12
35 19 19 35 1 35 35
************************************************************************
d)
1 + ( - 2) . 5 1 - 5 1 - 2.5 1 - 10
6 3 2 = 6 3 = 6 = 6
1 + 1 2 + 1 3 3
2 2 2 2
- 9 : 3 = - 9 . 2 = - 18 = - 1
6 2 6 3 18
4
15 = 4 : 6 = 4 . 1 = 4 (:2) = 2
6 15 15 6 90 (:2) 45
===============================================
b)
12
7 = 12 : (- 10) = 12 . (- 1) = - 12 (:2) = - 6
- 10 7 7 10 70 (:2) 35
==============================================
c)
- 4 + 11 5.(-4) + 7.11 - 20 + 77 57 : 19
7 5 = 35 = 35 = 35 4
19 19 19
4 4 4
57 . 4 = 57 . 4 = 3. 4 = 12
35 19 19 35 1 35 35
************************************************************************
d)
1 + ( - 2) . 5 1 - 5 1 - 2.5 1 - 10
6 3 2 = 6 3 = 6 = 6
1 + 1 2 + 1 3 3
2 2 2 2
- 9 : 3 = - 9 . 2 = - 18 = - 1
6 2 6 3 18
Perguntas interessantes