Question

Do the multiplication and show the answer with the correct significant figures.

3.6 x 4.27
A:

Answer 1

Answer is 15.

3.6*4.27 = 15.372

There are two significant digits because the lowest amount given in the question is 3.6 which has two significant digits. We follow that with our answer, giving us 15.

Answer 2

15

Step-by-step explanation:

In multiplication: the least number of significant figures in any number of the problem determines the number of significant figures in the answer.

3.6 has two significant figures, therefore, the number of significant figures is 2

Scientific notation: 1.5 x 10

#1: Multiply

3.6 x 4.27 = 15.372

#2: Round to 2 significant figures

15