When multiplying a decimal by a power of 10, the product

Question

1. stays the same
2. increases
3. decreases

When dividing a decimal by a power of 10, the quotient
1. stays the same
2. increases
3. decreases

Answer 1

When multiplying a decimal by a power of 10, the product:

2. increases

This is because multiplying by 10, 100, 1000, etc., shifts the decimal point to the right, making the number larger.

When dividing a decimal by a power of 10, the quotient:

3. decreases

This is because dividing by 10, 100, 1000, etc., shifts the decimal point to the left, making the number smaller.