____ kg = 440 g ((Help Please))

____ kg 1,006,000 ((Help Please))
8.6 kg = ____ g ((8600/0.0086??))
800 g = ____ mg ((800.000??))
1.7 kg = ____ ((1700/0.0017??))
____ mg = 6.2 kg ((Help please))

(((((I understand it it's just I can't get a correct answer again.Can someone help me)))))

2 answers

See my mnemonic you can use for these conversions. I posted it following your last response with Ms. Sue. It's easy to use.
Here is a link.
http://www.jiskha.com/display.cgi?id=1253152034#1253152034.1253153806

Another point. If you are trying to get a smaller number, you MUST divide. To get a larger number you MUST multiply.