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Connexus Unit4 Lesson2 Scientific Notation
Practice:
1. Country S has 12,345,000 residents who tested positive for COVID-19. What is the largest place value of the numeric part of this quantity? 1$$ million
ANSWER: 10 million
2. The time it takes the population of a microorganism to reduce by half is 0.000027503 of a year. What number is the best estimation of this quantity?
ANSWER 0.00003
3. A total of 7,803,100 tourists visited Country A from the year 2018 to the year 2020. Round to the nearest place value, then express this number in the form of a single digit times an integer power of 10.
ANSWER 8 x 10^6
4. 2 weeks before an examination day a librarian monitored the number of students who visited the library then they compared it to the number of visits madit takes 10 years for a $100 monthly
ANSWER 4 times
5.
ANSWER 2 x 10^4
Practice:
1. Country S has 12,345,000 residents who tested positive for COVID-19. What is the largest place value of the numeric part of this quantity? 1$$ million
ANSWER: 10 million
2. The time it takes the population of a microorganism to reduce by half is 0.000027503 of a year. What number is the best estimation of this quantity?
ANSWER 0.00003
3. A total of 7,803,100 tourists visited Country A from the year 2018 to the year 2020. Round to the nearest place value, then express this number in the form of a single digit times an integer power of 10.
ANSWER 8 x 10^6
4. 2 weeks before an examination day a librarian monitored the number of students who visited the library then they compared it to the number of visits madit takes 10 years for a $100 monthly
ANSWER 4 times
5.
ANSWER 2 x 10^4
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