This Multiplication by 2-digit numbers lesson and practice pack teaches students how to easily multiply by 10, 11, 12, 13, 14, 15, 16, 17, 18, and 19. They essentially learn how to mentally do these, although this packet does not specifically mention mental math. The packet includes a fun multiplication Crossword puzzle that I think students would utterly enjoy. The packet contains the following pagesPage 1 - Terms of UsePage 2 - How to use this resourcePage 3 - How to multiply by 10 & Pract