Question

10 rational numbers between minus 4 by 10 and 5 by 10

Answer 1

multiply the fractions by 10 to get a grater value.
so, 4*10/10*10 and 5*10/10*10
40/100 and 50/100
now, you can get the 10 numbers from 40 to 50

Answer 2

Answer is given in picture...you may see.