shwubblz
26.01.2021 •
Mathematics
81% of___ is 405
Pls help
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Ответ:
500 x 81% = 405
Step-by-step explanation:
Ответ:
3.50 × 10³
Step-by-step explanation:
Writing a number in scientific notation follows the form of a×10^b where a is a number or decimal number such that the absolute value of a is greater than or equal to one.
3500= 3.50 × 10³
3.50 has 3 significant digits