700,000,000,000,000
3.86 times 10 to the power of -7 equates to 0.000000386
5/7 - 7/14 becomes: 10/14 - 7/14. Then subtract across to get the final answer: 3/14. 5/7 became 10/14 by finding the lowest common denominator which is 14. Then you figure 7 goes into 14 two times, and 2x5 = 10 therefore 5/7 becomes 10/14.
2.1x1010 (30,000 x 700,000)
5.93 x 10^3
1.2x (10^7) 1.2 times 10 to the power of 7
3.86 times 10 to the power of -7 equates to 0.000000386
3 times 10 to the 8th power divided by 7 times 10 to the negative 7th power equates to: 4.28571428571
It is: 7/50 times 100 = 14%
5/7 - 7/14 becomes: 10/14 - 7/14. Then subtract across to get the final answer: 3/14. 5/7 became 10/14 by finding the lowest common denominator which is 14. Then you figure 7 goes into 14 two times, and 2x5 = 10 therefore 5/7 becomes 10/14.
2.1x1010 (30,000 x 700,000)
2000 times larger
Its 98. 7*4=28.7*10=70. 70+28=98
The next multiple of 7 that is larger than 10 would be 7 times 2, or 14.
3,376
5.93 x 10^3
17
1.2x (10^7) 1.2 times 10 to the power of 7