Question

which of the following pairs represents equivalent rational numbers?

a) -6/4, 18/-12

b) -4/,20, 1/-5

c) -12/-17, 60/85​

Answer 1

a) -6/4, 18/-12

-6 = -3 18 = 6 = 3 = -3

4 2 -12 -4 -2 2

-3 = -3

2 2

-6/4 and 18/-12 are equivalent rational numbers.

b) -4/20, 1/-5

-4 = -2 = -1 1 = -1

20 10 5 -5 5

1 = 1

-5 -5

-4/20 and 1/-5 are equivalent rational numbers.

c) -12/-17, 60/85

-12 = 12 60 = 12

-17 17 85 17

12 = 12

17 17

-12/-17 and 60/85 are equivalent rational numbers.