Question

1. Express -3/5 as a rational number with denominator?

(1) 20=
(11) -30=
(111) 35=
(1v) -40=​

Answer 1

Step-by-step explanation:

-3/5 as a rational no. with denominator -

i) 20 = -3×4/20. (as 5×4=20)

= -12/20

ii) -30 = -3×(-6)/-30. (as 5×(-6)= -30)

= 18/-30

iii) 35 = -3×7/35. (as 5×7=35)

= -21/35

iv) -40 = -3×(-8)/-40. (as 5×(-8)= -40)

=24/-40

DH_DeVil