Question

the standard form of 512 is​

Answer 1

Answer:

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Step-by-step explanation:

standard form ---- 512

word form ----- five hundred twelve

expanded form ----- 500 + 10 + 2

Answer 2

Answer:

12 in standard form is 5.12 × $10^{2}$.

Step-by-step explanation:

• Standard form of a number is basically mentioned for the representation of large numbers or small numbers using exponents.  

• The actual definition of standard form can be explained  in a better terms of decimal numbers that follows certain rules.  
• Decimal numbers are the simplified form of fractions. Some fractions give decimal numbers which have numbers after decimal at thousandths or hundredths or tenths place. Similarly, there are some fractions that give a big decimal number also. To represent such big numbers, we use simpler forms, which are also as Scientific notation.

Steps to write the standard form :

• Write the first left most digit from the given number.

• Add the decimal point after that digit.

• Count the number of digits after the first digit from the given number and write it in the power of 10.

For example, 51200000000 is the number. The standard form of any given number is obtained as follows:

Step 1: The first number is 5

Step 2: By adding the decimal point after 5, it becomes “5.”

Step 3: The number of digits after 5 in the given number is 10.

Hence, the standard form of 51200000000 is 5.12× $10^{10}$.

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