### Home > CC4 > Chapter 5 > Lesson 5.2.1 > Problem 5-47

5-47.

The average distance from the earth to the moon is 3.844 × 10^{8} meters. If the length of the average pencil is 1.8 × 10^{−1} meters, approximately how many pencils would need to be connected together to reach the moon? Use appropriate precision in your answer. Homework Help ✎

This would require dividing these two numbers in scientific notation.

Review the Math Notes box in Lessons 1.3.1 and 1.3.2.