Question

7. What should be added to twice the
rational number - 9/4 to get 4/9 ?*​

Answer 1

Answer:

let the number to be found be "x"

2(-9/4)+x=4/9

x=(4/9)+(9/2)

do l.c.m of 9 & 2 it is 18

x=(4(2)+9(9))/18

x=(89/18)