Question

efetua as multiplicaçõe com as contas​

Answer 1

a) 3/8
b) 3/16
c) 14/35
d) 8/15
e) 4/15
f) 6/20
g) 2/22
h) 70/70
i) 40/40
j) 14/21
k) 27/16
L) 20/20

Espero ter ajudado

Answer 2

a)

3/4 . 1/2

(3 . 1)/(4 . 2)

3/8

b)

1/8 . 3/4

(1 . 3)/(8 . 4)

3/32

c)

2/7 . 7/5

2 . 1/5

2/1 . 1/5

(2 . 1)/(1 . 5)

2/5

d)

1/5 . 8/3

(1 . 8)/(5 . 3)

8/15

e)

4/3 . 1/5

(4 . 1)/(3 . 5)

4/15

f)

3/5 . 2/4 : (2)

3/5 . 1/2

(3 . 1)/(5 . 2)

3/10

g)

2/3 . 1/8 : (2)

1/3 . 1/4

(1 . 1)/(3 . 4)

1/12

h)

7/5 . 10/14 : (5)

7 . 2/14 : (7)

2/2

1

i)

8/5 . 5/8 : (8)

1/5 . 5 : (5)

1

j)

7/3 . 2/7 : (7)

1/3 . 2

1/3 . 2/1

(1 . 2)/(3 . 1)

2/3

k)

9/8 . 3/2

(9 . 3)/(8 . 2)

27/16

l)

4/10 . 5/2 : (2)

2/10 . 5 : (5)

2/2

1

att. yrz