Scientific notation calculations

Questions (6)

The average human heart beats about 3.5 ×10^7 times per year. The current population of Massachusetts is about 7×10^6 people.
1. 3 answers
2. asked by Mucho
3. 142 views
Find 0.078−(5.2×10−3). Express your answer in scientific notation. Do not round your answer.(1 point)
1. 3 answers
2. asked anonymously
3. 95 views
Find 0.078−(5.2×10−3) . Express your answer in scientific notation. Do not round your answer.
1. 11 answers
2. asked by just a kid []~(￣▽￣)~*
3. 71 views
Find 0.078 - (5.2 x 10^-3) Express your answer in scientific notation. Do not round your answer
1. 3 answers
2. asked anonymously
3. 41 views
4.4951 X 10^9 + 2.8725 X 10^9Step by step in scientific notation.
1. 1 answer
2. asked anonymously
3. 51 views
What is the sum of 6.3x10^(3 )and 2.41x10^(4)? Use scientific notation to express your answer.
1. 1 answer
2. asked anonymously
3. 18 views