What % of 144 is 1.2

Turn the question into an equation. Change "of" to multiply (x) and "is" to equal (=).

What % x 144 = 1.2
What % = 1.2 / 144 = 0.008333. Then multiply by 100%
100% x 0.00833 = 0.833%

(1.2/144)*100=0.83%