31,250
One half billion divided by 16 is 31,250.
0.0438
0.0938
0.0032
62500000000
Well, 4 divided by 16 is 1/4, so 16 into 400 billion it must be 100 billion times that. That makes it 25 billion. Or if you like, 400 divided by 16 is 25, leading to the same answer.
4
0.2
1/16
16
500,000,000/14 = 35,714,286 (rounded)
It is: 16.5 divided by 2.75 = 6