Question

1) Complete the sentences to explain how to multiply 4.56 x 1,000.

Answer 1

Answer:

The decimal point should be moved 3 units to the right, and the result of the multiplication is 4560.

Step-by-step explanation:

Multiplication of a decimal by the nth power of 10:

In this case, the decimal point should be moved n units to the right.

Division of a decimal by the nth power of 10:

In this case, the decimal point should be moved n units to the left.

In this question:

We multiply the decimal 4.56 by 1000.

1000 is the 3rd power of 10, because $10^3 = 1000$. So the decimal point should be moved 3 units to the right, and the result of the multiplication is 4560.