1.230 X 10^3
Move the decimal to the right for positive exponents, and the left for negative exponents. 1.23 x 10^3 = 1230 1.23 x 10^-3 = 0.00123
1.23 * 10^3 1.23 times 10 to the third power
1230, 2460, 3690, 4920, 6150, 7380 +1230 . . .
1230 deg C = 1230+273.15 = 1503.15 K
The time from 0530 to 1230 is 7 hours. To calculate this, you can subtract 0530 from 1230: 1230 - 0530 = 0700, which equals 7 hours.
82
123
1230/5 = 246
Answer: 1230 mi. = 1979.493 km
I think 1.230is bigger than .1230.
Because 1230 - 23 > 0
1 km = 1000 m so 1230 km = 1230*1000 = 1,230,000 metres. Simple!