what is the standard form of 721000
Answers
Answer:
7.21 is the standard form
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Answer:
the standard form of 721000 is
Step-by-step explanation:
Follow the steps below to see how 721,000 is written in scientific notation.
Step 1
To find a, take the number and move a decimal place to the right one position.
Original Number: 721,000
New Number: 7.21000
Step 2
Now, to find b, count how many places to the right of the decimal.
New Number: 7 . 2 1 0 0 0
Decimal Count: 1 2 3 4 5
There are 5 places to the right of the decimal place.
Step 3
Building upon what we know above, we can now reconstruct the number into scientific notation.
Remember, the notation is:
(Please notice any zeroes on the end have been removed)
Now the whole thing:
Step 4
Check your work:
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