Explicación paso a paso:
Coloca en el ( ) el signo >.< o = según corresponda
a)
1/3 ▢ 3/4
(1) × (4) ▢ (3) × (3)
4 ▢ 9
4 < 9
Entonces:
1/3 < 3/4
b)
1/4 ▢ 8/-9
(1) × (-9) ▢ (8) × (4)
-9 ▢ 32
-9 < 32
1/4 < 8/-9
c)
-2/3 ▢ 5/-9
(-2) × (-9) ▢ (5) × (3)
18 ▢ 15
18>15
-2/3>5/-9
d)
-17/20 ▢ -32/45
(-17) × (45) ▢ (-32) × (20)
-765 ▢ -640
-765 < -640
-17/20 < -32/45
e)
15/3 ▢ 5/1
(15) × (1) ▢ (5) × (3)
15 ▢ 15
15=15
15/3=5/1
f)
42/60 ▢ 168/240
(42) × (240) ▢ (168) × (60)
10080 ▢ 10080
10080=10080
42/60=168/240
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Explicación paso a paso:
Coloca en el ( ) el signo >.< o = según corresponda
a)
1/3 ▢ 3/4
(1) × (4) ▢ (3) × (3)
4 ▢ 9
4 < 9
Entonces:
1/3 < 3/4
b)
1/4 ▢ 8/-9
(1) × (-9) ▢ (8) × (4)
-9 ▢ 32
-9 < 32
Entonces:
1/4 < 8/-9
c)
-2/3 ▢ 5/-9
(-2) × (-9) ▢ (5) × (3)
18 ▢ 15
18>15
Entonces:
-2/3>5/-9
d)
-17/20 ▢ -32/45
(-17) × (45) ▢ (-32) × (20)
-765 ▢ -640
-765 < -640
Entonces:
-17/20 < -32/45
e)
15/3 ▢ 5/1
(15) × (1) ▢ (5) × (3)
15 ▢ 15
15=15
Entonces:
15/3=5/1
f)
42/60 ▢ 168/240
(42) × (240) ▢ (168) × (60)
10080 ▢ 10080
10080=10080
Entonces:
42/60=168/240