This paper discusses strategies to efficiently multiply multi-digit numbers. The strategies mentioned include breaking down numbers into thousands, hundreds, tens, and ones, as well as utilizing the doubling and halving strategy. The paper provides a class overview, including tasks on partitioning to multiply, rounding and adjusting, and doubling and halving. It also includes sections on Let's Rewind, Exit Slip, Speak Up, and optional sections on Let's Practice More and Take a Challenge.
60 min