Algebra2go Pre-algebra Video Series . Aligned to Common Core State Standards: 4.NF.4, 5.NBT.2
Part 1 (Section 5.1)
Introduction to Decimals Part I
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.