Question

1. Why do you not need a calculator to calculate any power of 10?

2. What do you know for sure about a number with the following clues:

a) part of the expanded form includes 3 × 10^5


b) the expanded form includes only three powers of 10

c) the expanded form includes 10^3


3. When a number is given to you in expanded form using powers of 10, what do you know about the number?


4. Why can some whole numbers be written as a multiple of a single power of 10, while others an only be written as the sum of multiples of powers of 10?

Answer 1

Answer:

Who told you want a calculator for calculating power of 10 your mind is enough for calculatin