10 x 700 = 7000
7000 X 7000= 49000000
7 x 10^3 x 6 x 10^4 = 4.2 x 10^8
7000
700 x 10 = 7000
7 x 103 = 7000 ----------
7000 x 10 = 70000
7000
Shift 4 decimal places to the left for 77000.0. Then, we have 7.7 x 104.
2 x 2 x 2 x 5 x 5 x 5 x 7 = 7000
7.00 x 10^3
75% of 7000 = 0.75 x 7000 = 5250