Question

The antlantic ocean region contains approximately 2 times 10^16 gallons of water. Lake Ontario has approximately 8,000,000,000,000 gallons of water. How many Lake Ontarios would it take to fill the Atlantic Ocean region in terms of gallons of water

Answer 1

2.5x10^3 I think. Exponents are subtracted. The number you're multipliying by has to be more than one.