Question

A blue whale, the largest mammal in the world, weighs 1.36 * 105 kilograms as an adult. An adult killer whale weighs about 4 * 103 kilograms. How many kilograms more does a blue whale weigh than a killer whale?

Answer 1

(1.36 ×
`10^(5)`) - (4 ×
`10^(3)`) = 132000kg

1.32 ×
`10^(5)` kg = 1320000