50 and 10,000 are two numbers, so you probably mean 10,050. Standard form can mean two things, scientific form or standard form. The standard form is 10,050. the scientific form is 1.005 x 10^4.
Not sure what you mean by "standard form"; one way to write this is as 120 µm.
2.78 times 10 to the power of 4, or 2.78x104
43.46
10,000
The standard form is 263.04
Decimal form is 4.026. Standard form is 4 26/100.
0.04
4.04
four hundredths is: 4/100 = 4 ÷ 100 = 0.04
4,027,000.45 =4.02700045x10^6 or, if it was that many hundredths- 40,270.0045 =4.02700045x10^4
263.04
263.4
4/100
0.4
If you mean 263.04 then it is 2.6304*10^2 in standard form or scientific notation
.04 cc