Earth is divided into the Northern and Southern hemispheres by the equator, and the Eastern and Western hemispheres by the Prime Meridian.
eras
groups ()
Geologic history is divided, from largest amount of time to smallest amount of time, by eons, eras, periods, and epochs.
crust
750
3.3186
2.0548
186000000
7.5 x 10^11
Seven hundred fifty billion.
750,000,000,000 is seven hundred and fifty billion.
Seven hundred fifty billion or 750 billion.
Seven hundred fifty billion
divided by
K divided by 21 divided by N is equivalent to divided by?
I say divided by (the divisor or denominator).