Students will learn how to multiply and divide whole numbers by 10, 100, and 1000.

Conclude by leading this investigation:

Ballast – addition puzzles

by MathPickle

5.NBT.A.2: Explain patterns in the number of zeros of the product when multiplying a number by powers of 10, and explain patterns in the placement of the decimal point when a decimal is multiplied or divided by a power of 10. Use whole-number exponents to denote powers of 10.