Question

1.34 milligrams is the same as _______kg and ______g

Answer 1

1.34 milligrams is the same as 0.00000134 kg and 0.00134 gram.
There are 1000000 milligrams in one kilogram, so you just need to divide 1.34 milligrams to see how many there are in one kilogram. And there are 1000 milligrams in one gram, so you do the same thing.