Respuestas
Respuesta dada por:
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a)
(2 + 3) + 5 = 10
(5 + 3) + 2 = 10
b)
(-3 + 4) + 5 = 6
(4 + 5) – 3 = 6
c)
(7 + 8) + 15 = 30
(8 + 15) + 7 = 30
d)
(5 + 7) + (-2 + 8) = 18
(5 + 8) + (-2 + 7) = 18
e)
(23 + 95) + 35 = 153
(35 + 23) + 95 = 153
f)
(2 * 3) * 5 = 30
(3 * 5) * 2 = 30
g)
(7 * 8) * 2 = 112
(2 * 7) * 8 = 112
h)
(5 * 4) * 3 = 60
(3 * 4) * 5 = 60
i)
(9 * 7) * 4 = 252
(7 * 4) * 9 = 252
j)
(8 * 5) * 3 = 120
(5 * 3) * 8 = 120
k)
(5 * 3) * 4 = 60
(3 * 4) * 5 = 60
l)
(9 * 7) * 6 = 378
(6 * 7) * 9 = 378
m)
(5 * 7) * 3 = 105
(3 * 7) * 5 = 105
8 +4 = 5+7
12 = 12
(12 +8 ) +6 = 12 + (8+6)
20 +6 = 12 +14
26 = 26
( 15 +13 ) +10 = 15 +( 13 +10)
28 +10 = 15 +23
38 = 38
( 25 +11 ) +7 = 25 +(11+7)
36 +7 = 25 +18
43 = 43
(3 +4 ) +5 = 3 + (4 +5)
7 + 5 = 3+9
12 =12
(110 +28) +15 = 110+(28 +15)
138 +15 = 110 +43
153 = 153
( 23 +13 ) +17 = 23 +( 13 +17)
36 +17 = 23 +30
53 = 53
( 48 +12 ) +78 = 48 + (12 +78)
60 +78 = 48 +90
138 = 138
(37 +42 ) +22 = 37 +(42 +22)
79 +22 = 37 +64
101 = 101
(15 +55 ) +5 = 15 + (55+5)
70 +5 = 15 +60
75 = 75
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