Answer:840
Explanation:
you need to first multiply 10x10 then when u get the result which is 100 u move the decimal point by the number of zeroes there is in the 100 and u move it two spaces to the right and then just add a zero
Answer:
Idk what the answer choices is if there is any
Scientific notation is 8.4 * 10^2
expanded form 840
5.3m questions
6.9m answers